Table of Contents
 1. About This Reference
 1.1. Conventions Used in This Reference
 1.1.1. Product Codes
 1.1.2. Applicable Products
 1.2. Terminology
 1.3. Command Characteristics
 1.3.1. Data Input
 1.3.2. FreeFormat Input
 1.3.3. Nonrestrictive Data Input
 1.3.4. Condensed Data Input
 1.3.5. Units
 1.3.6. Command and Argument Defaults
 1.3.7. File Names
 1.3.8. Star and Slash Commands
 2. Command Groupings
 2.1. SESSION Commands
 2.2. DATABASE Commands
 2.3. GRAPHICS Commands
 2.4. APDL Commands
 2.5. PREP7 Commands
 2.6. SOLUTION Commands
 2.7. POST1 Commands
 2.8. POST26 Commands
 2.9. AUX2 Commands
 2.10. AUX3 Commands
 2.11. AUX12 Commands
 2.12. AUX15 Commands
 2.13. Mapping Processor Commands
 2.14. DISPLAY Program Commands
 2.15. REDUCED Order Modeling Commands
 3. Command Dictionary
 I. Connection Commands
 ~CAT5IN  Transfers a .CATPart file into the ANSYS
program.
 ~CATIAIN  Transfers a CATIA model into the ANSYS program.
 ~PARAIN  Transfers a Parasolid file into the ANSYS program.
 ~PROEIN  Transfers a Creo Parametric part into the ANSYS program.
 ~SATIN  Transfers a .SAT file into the ANSYS
program.
 ~UGIN  Transfers an NX part into the ANSYS program.
 II. A Commands
 A  Defines an area by connecting keypoints.
 AADD  Adds separate areas to create a single area.
 AATT  Associates element attributes with the selected, unmeshed areas.
 ABEXTRACT  Extracts the alphabeta damping multipliers for Rayleigh damping.
 *ABBR  Defines an abbreviation.
 ABBRES  Reads abbreviations from a coded file.
 ABBSAV  Writes the current abbreviation set to a coded file.

ABS
 Forms the absolute value of a variable.
 ACCAT  Concatenates multiple areas in preparation for mapped meshing.
 ACCOPTION  Specifies GPU accelerator capability options.
 ACEL  Specifies the linear acceleration of the global Cartesian
reference frame for the analysis.
 ACLEAR  Deletes nodes and area elements associated with selected areas.
 ADAMS  Performs solutions and writes flexible body information to a modal
neutral file (Jobname.MNF) for use in an ADAMS analysis.
 ADD  Adds (sums) variables.
 ADDAM  Specifies the acceleration spectrum computation constants
for the analysis of shock resistance of shipboard structures.
 ADELE  Deletes unmeshed areas.
 ADGL  Lists keypoints of an area that lie on a parametric degeneracy.
 ADRAG  Generates areas by dragging a line pattern along a path.

AEROCOEFF
 Computes the aerodamping and stiffness coefficients and writes them to an APDL
array.
 AESIZE  Specifies the element size to be meshed onto areas.
 AFILLT  Generates a fillet at the intersection of two areas.
 AFLIST  Lists the current data in the database.
 AFSURF  Generates surface elements overlaid on the surface of existing
solid elements and assigns the extra node as the closest fluid element node.
 *AFUN  Specifies units for angular functions in parameter expressions.
 AGEN  Generates additional areas from a pattern of areas.
 AGLUE  Generates new areas by "gluing" areas.
 AINA  Finds the intersection of areas.
 AINP  Finds the pairwise intersection of areas.
 AINV  Finds the intersection of an area with a volume.
 AL  Generates an area bounded by previously defined lines.
 ALIST  Lists the defined areas.
 ALLSEL  Selects all entities with a single command.

ALPHAD
 Defines the mass matrix multiplier for damping.
 AMAP  Generates a 2D mapped mesh based on specified area corners.
 AMESH  Generates nodes and area elements within areas.
 /AN3D  Specifies 3D annotation functions
 ANCNTR  Produces an animated sequence of a contoured deformed shape.
 ANCUT  Produces an animated sequence of Qslices.
 ANCYC  Applies a traveling wave animation to graphics data in
a modal cyclic symmetry analysis.
 ANDATA  Displays animated graphics data for nonlinear problems.
 ANDSCL  Produces an animated sequence of a deformed shape.
 ANDYNA  Produces an animated sequence of contour values through substeps.
 /ANFILE  Saves or resumes an animation sequence to or from a file.
 ANFLOW  Produces an animated sequence of particle flow in a flowing fluid
or a charged particle traveling in an electric or magnetic field.
 /ANGLE  Rotates the display about an axis.
 ANHARM  Produces an animated sequence of
timeharmonic results or complex mode shapes.
 ANIM  Displays animated graphics data for linear problems.
 ANISOS  Produces an animated sequence of an isosurface.
 ANMODE  Produces an animated sequence of a mode shape.
 ANMRES  Performs animation of results over multiple results files in an
explicit dynamic structural analysis or fluid flow analysis with remeshing.
 /ANNOT  Activates graphics for annotating displays (GUI).
 ANORM  Reorients area normals.
 ANPRES  Produces an animated sequence of the timeharmonic pressure
variation of an engineorder excitation in a cyclic harmonic analysis.
 ANSOL  Specifies averaged nodal data to be stored from the results
file in the solution coordinate system.
 ANSTOAQWA  Creates an AQWALINE input file from the current Mechanical APDL model.
 ANSTOASAS  Creates an ASAS input file from the current ANSYS model.
 ANTIME  Generates a sequential contour animation over a range of time.
 ANTYPE  Specifies the analysis type and restart status.
 /ANUM  Specifies the annotation number, type, and hot spot (GUI).
 AOFFST  Generates an area, offset from a given area.
 AOVLAP  Overlaps areas.
 APLOT  Displays the selected areas.

APORT
 Specifies input data for plane wave and acoustic duct
ports.
 APPEND  Reads data from the results file and appends it to the
database.
 APTN  Partitions areas.
 ARCLEN  Activates the arclength method.
 ARCTRM  Controls termination of the solution
when the arclength method is used.
 AREAS  Specifies "Areas" as the subsequent status topic.
 AREFINE  Refines the mesh around specified areas.
 AREMESH  Generates an area in which to create a new mesh for rezoning.
 AREVERSE  Reverses the normal of an area, regardless of its connectivity
or mesh status.
 AROTAT  Generates cylindrical areas by rotating a line pattern about an
axis.
 ARSCALE  Generates a scaled set of areas from a pattern of areas.
 ARSYM  Generates areas from an area pattern by symmetry reflection.
 ASBA  Subtracts areas from areas.
 ASBL  Subtracts lines from areas.
 ASBV  Subtracts volumes from areas.
 ASBW  Subtracts the intersection of the working plane from areas (divides
areas).
 ASCRES  Specifies the output type for an acoustic scattering analysis.
 ASEL  Selects a subset of areas.
 ASIFILE  Writes or reads oneway acousticstructural coupling data.
 *ASK  Prompts the user to input a parameter value.
 ASKIN  Generates an area by "skinning" a surface through guiding lines.
 ASLL  Selects those areas containing the selected lines.
 ASLV  Selects those areas contained in the selected volumes.
 ASOL  Specifies the acoustic solver with scattered field
formulation.
 /ASSIGN  Reassigns a file name to an ANSYS file identifier.
 ASUB  Generates an area using the shape of an existing area.
 ASUM  Calculates and prints geometry statistics of the selected
areas.
 ATAN  Forms the arctangent of a complex variable.
 ATRAN  Transfers a pattern of areas to another coordinate system.
 ATYPE  Specifies "Analysis types" as the subsequent status topic.
 /AUTO  Resets the focus and distance specifications to "automatically
calculated."
 AUTOTS  Specifies whether to use automatic time stepping or load
stepping.
 /AUX2  Enters the binary file dumping processor.
 /AUX3  Enters the results file editing processor.
 /AUX12  Enters the radiation processor.
 /AUX15  Enters the IGES file transfer processor.
 AVPRIN  Specifies how principal and vector sums are to be calculated.
 AVRES  Specifies how results data will be averaged when PowerGraphics
is enabled.
 AWAVE  Specifies input data for an acoustic incident wave.
 /AXLAB  Labels the X and Y axes on graph displays.
 *AXPY  Performs the matrix operation M2= v*M1 + w*M2.
 III. B Commands
 /BATCH  Sets the program mode to "batch."
 BCSOPTION  Sets memory option for the sparse solver.

BETAD
 Defines the stiffness matrix multiplier for damping.
 BF  Defines a nodal body force load.
 BFA  Defines a body force load on an area.
 BFADELE  Deletes body force loads on an area.
 BFALIST  Lists the body force loads on an area.
 BFCUM  Specifies that nodal body force loads are to be accumulated.
 BFDELE  Deletes nodal body force loads.
 BFE  Defines an element body force load.
 BFECUM  Specifies whether to ignore subsequent element body force
loads.
 BFEDELE  Deletes element body force loads.
 BFELIST  Lists the element body force loads.
 BFESCAL  Scales element body force loads.
 BFINT  Activates the body force interpolation operation.
 BFK  Defines a body force load at a keypoint.
 BFKDELE  Deletes body force loads at a keypoint.
 BFKLIST  Lists the body force loads at keypoints.
 BFL  Defines a body force load on a line.
 BFLDELE  Deletes body force loads on a line.
 BFLIST  Lists the body force loads on nodes.
 BFLLIST  Lists the body force loads on a line.
 BFSCALE  Scales body force loads at nodes.
 BFTRAN  Transfers solid model body force loads to the finite element model.
 BFUNIF  Assigns a uniform body force load to all nodes.
 BFV  Defines a body force load on a volume.
 BFVDELE  Deletes body force loads on a volume.
 BFVLIST  Lists the body force loads on a volume.
 BIOOPT  Specifies "BiotSavart options" as the subsequent status topic.
 BIOT  Calculates the BiotSavart source magnetic field intensity.
 BLC4  Creates a rectangular area or block volume by corner points.
 BLC5  Creates a rectangular area or block volume by center and corner
points.
 BLOCK  Creates a block volume based on working plane coordinates.
 BOOL  Specifies "Booleans" as the subsequent status topic.
 BOPTN  Specifies Boolean operation options.

BSAX
 Specifies the axial strain and axial force relationship for beam
sections.
 BSMD  Specifies mass per unit length
for a nonlinear general beam section.

BSM1
 Specifies the bending curvature and moment relationship in plane
XZ for beam sections.

BSM2
 Specifies the bending curvature and moment relationship in plane
XY for beam sections.
 BSPLIN  Generates a single line from a spline fit to a series of keypoints.

BSS1
 Specifies the transverse shear strain and force relationship in
plane XZ for beam sections.

BSS2
 Specifies the transverse shear strain and force relationship in
plane XY for beam sections.
 BSTE  Specifies a thermal expansion coefficient for a nonlinear
general beam section.

BSTQ
 Specifies the cross section twist and torque relationship for
beam sections.
 BTOL  Specifies the Boolean operation tolerances.

BUCOPT
 Specifies buckling analysis options.
 IV. C Commands
 C***  Places a comment in the output.
 CALC  Specifies "Calculation settings" as the subsequent status topic.
 CAMPBELL  Prepares the result file for a subsequent Campbell diagram
of a prestressed structure.
 CBDOF  Activates cutboundary interpolation (for submodeling).

CBMD
 Specifies preintegrated section mass matrix for compositebeam
sections.

CBMX
 Specifies preintegrated crosssection stiffness for composite
beam sections.
 CBTE  Specifies a thermal expansion coefficient for a composite
beam section.
 CBTMP  Specifies a temperature for compositebeam input.
 CDOPT  Specifies format to be used for archiving geometry.
 CDREAD  Reads a file of solid model and database information into
the database.
 CDWRITE  Writes geometry and load database items to a file.

CE
 Defines a constraint equation relating degrees of freedom.
 CECHECK  Check constraint equations and couplings for rigid body
motions.
 CECMOD  Modifies the constant term of a constraint equation during solution.
 CECYC  Generates the constraint equations for a cyclic symmetry
analysis
 CEDELE  Deletes constraint equations.
 CEINTF  Generates constraint equations at an interface.
 CELIST  Lists the constraint equations.
 CENTER  Defines a node at the center of curvature of 2 or 3 nodes.
 CEQN  Specifies "Constraint equations" as the subsequent status topic.
 CERIG  Defines a rigid region.
 CESGEN  Generates a set of constraint equations from existing sets.
 CFACT  Defines complex scaling factors to be used with operations.
 *CFCLOS  Closes the "command" file.
 *CFOPEN  Opens a "command" file.
 *CFWRITE  Writes a Mechanical APDL command (or similar string) to a "command" file.
 /CFORMAT  Controls the graphical display of alphanumeric character strings
for parameters, components, assemblies, and tables.
 CGLOC  Specifies the origin location of the acceleration coordinate
system.
 CGOMGA  Specifies the rotational velocity of the global origin.
 CGROW  Defines crackgrowth information
 CHECK  Checks current database items for completeness.
 CHKMSH  Checks area and volume entities for previous meshes.

CINT
 Defines parameters associated with fracture parameter
calculations
 CIRCLE  Generates circular arc lines.
 CISOL  Stores fracture parameter information in a variable.
 /CLABEL  Specifies contour labeling.
 /CLEAR  Clears the database.
 CLOCAL  Defines a local coordinate system relative to the active coordinate
system.
 CLOG  Forms the common log of a variable
 /CLOG  Copies the session log file to a named file.
 CLRMSHLN  Clears meshed entities.
 CM  Groups geometry items into a component.
 CMACEL  Specifies the translational acceleration of an element
component
 /CMAP  Changes an existing or creates a new color mapping table.
 CMATRIX  Performs electrostatic field solutions and calculates
the self and mutual capacitances between multiple conductors.
 CMDELE  Deletes a component or assembly definition.
 CMDOMEGA  Specifies the rotational acceleration of an element component
about a userdefined rotational axis.
 CMEDIT  Edits an existing assembly.
 CMGRP  Groups components and assemblies into an assembly.
 CMLIST  Lists the contents of a component or assembly.
 CMMOD  Modifies the specification of a component.
 CMOMEGA  Specifies the rotational velocity of an element component
about a userdefined rotational axis.
 CMPLOT  Plots the entities contained in a component or assembly.
 CMROTATE  Specifies the rotational velocity of an element component
in a brake squeal analysis.
 CMSEL  Selects a subset of components and assemblies.
 CMSFILE  Specifies a list of component mode synthesis (CMS) results files
for plotting results on the assembly.
 CMSOPT  Specifies component mode synthesis (CMS) analysis options.
 CMWRITE  Writes node and element components and assemblies to a
file.
 CNCHECK  Provides and/or adjusts the initial status of contact
pairs.
 CNKMOD  Modifies contact element key options.
 CNTR  Redirects contact pair output quantities to a text file.
 CNVTOL  Sets convergence values for nonlinear analyses.
 /COLOR  Specifies the color mapping for various items.
 /COM  Places a comment in the output.

*COMP
 Compresses a matrix using a specified
algorithm.
 COMBINE  Combines distributed memory parallel (Distributed ANSYS) files.
 COMPRESS  Deletes all specified sets.
 CON4  Creates a conical volume anywhere on the working plane.
 CONE  Creates a conical volume centered about the working plane origin.
 /CONFIG  Assigns values to ANSYS configuration parameters.
 CONJUG  Forms the complex conjugate of a variable.
 /CONTOUR  Specifies the uniform contour values on stress displays.
 /COPY  Copies a file.
 CORIOLIS  Applies the Coriolis effect to a rotating structure.
 COUPLE  Specifies "Node coupling" as the subsequent status topic.
 COVAL  Defines PSD cospectral values.
 CP  Defines (or modifies) a set of coupled degrees of freedom.
 CPCYC  Couples the two side faces of a cyclically symmetric model for
loadings that are the same on every segment.
 CPDELE  Deletes coupled degree of freedom sets.
 CPINTF  Defines coupled degrees of freedom at an interface.
 /CPLANE  Specifies the cutting plane for section and capped displays.
 CPLGEN  Generates sets of coupled nodes from an existing set.
 CPLIST  Lists the coupled degree of freedom sets.
 CPMERGE  Merges different couple sets with duplicate degrees of
freedom into one couple set.
 CPNGEN  Defines, modifies, or adds to a set of coupled degrees of freedom.
 CPSGEN  Generates sets of coupled nodes from existing sets.
 CQC  Specifies the complete quadratic mode combination method.
 *CREATE  Opens (creates) a macro file.
 CRPLIM  Specifies the creep criterion for automatic time stepping.
 CS  Defines a local coordinate system by three node locations.
 CSCIR  Locates the singularity for nonCartesian local coordinate systems.
 CSDELE  Deletes local coordinate systems.
 CSKP  Defines a local coordinate system by three keypoint locations.
 CSLIST  Lists coordinate systems.
 CSWPLA  Defines a local coordinate system at the origin of the working
plane.
 CSYS  Activates a previously defined coordinate system.
 /CTYPE  Specifies the type of contour display.
 CURR2D  Calculates current flow in a 2D conductor.
 CUTCONTROL  Controls timestep cutback during a nonlinear solution.
 /CVAL  Specifies nonuniform contour values on stress displays.
 CVAR  Computes covariance between two quantities.
 /CWD  Changes the current working directory.
 CYCCALC  Calculates results from a cyclic harmonic modesuperposition
analysis using the specifications defined by CYCSPEC.
 /CYCEXPAND  Graphically expands displacements, stresses and strains
of a cyclically symmetric model.
 CYCFILES  Specifies the data files where results are to be found
for a cyclic symmetry modesuperposition harmonic analysis.

CYCFREQ
 Specifies solution options for a cyclic symmetry modesuperposition
harmonic analysis.
 *CYCLE  Bypasses commands within a doloop.
 CYCLIC  Specifies a cyclic symmetry analysis.
 CYCOPT  Specifies solution options for a cyclic symmetry analysis.
 CYCPHASE  Provides tools for determining minimum and maximum possible
result values from frequency couplets produced in a modal cyclic symmetry
analysis.
 CYCSPEC  Defines the set of result items for a subsequent CYCCALC command in postprocessing a cyclic harmonic modesuperposition
analysis.
 CYL4  Creates a circular area or cylindrical volume anywhere on the
working plane.
 CYL5  Creates a circular area or cylindrical volume by end points.
 CYLIND  Creates a cylindrical volume centered about the working plane
origin.
 CZDEL  Edits or clears cohesive zone sections.

CZMESH
 Create and mesh an interface area composed of cohesive zone elements.
 V. D Commands
 D  Defines degreeoffreedom constraints at nodes.
 DA  Defines degreeoffreedom constraints on areas.
 DADELE  Deletes degreeoffreedom constraints on an area.
 DALIST  Lists the DOF constraints on an area.
 DAMORPH  Move nodes in selected areas to conform to structural displacements.
 DATA  Reads data records from a file into a variable.
 DATADEF  Specifies "Directly defined data status" as the subsequent status
topic.
 DCGOMG  Specifies the rotational acceleration of the global origin.
 DCUM  Specifies that DOF constraint values are to be accumulated.
 DCVSWP  Performs a DC voltage sweep on a ROM element.
 DDASPEC  Specifies the shock spectrum computation constants for
DDAM analysis.
 DDELE  Deletes degreeoffreedom constraints.
 DDOPTION  Sets domain decomposer option for Distributed ANSYS.
 DEACT  Specifies "Element birth and death" as the subsequent status topic.
 DEFINE  Specifies "Data definition settings" as the subsequent status
topic.
 *DEL  Deletes a parameter or parameters (GUI).
 DELETE  Specifies sets in the results file to be deleted before
postprocessing.
 /DELETE  Deletes a file.
 DELTIM  Specifies the time step sizes to be used for the current
load step.
 DEMORPH  Move nodes in selected elements to conform to structural displacements.
 DERIV  Differentiates a variable.
 DESIZE  Controls default element sizes.
 DESOL  Defines or modifies solution results at a node of an element.
 DETAB  Modifies element table results in the database.
 /DEVDISP  Controls graphics device options.
 /DEVICE  Controls graphics device options.
 /DFLAB  Changes degreeoffreedom labels for user custom elements.

DFLX
 Imposes a uniform magnetic flux B on an edgeelement electromagnetic
model.
 DFSWAVE  Specifies the incident planar waves with random phases
for a diffuse sound field.
 DIG  Digitizes nodes to a surface.
 DIGIT  Specifies "Node digitizing" as the subsequent status topic.

*DIM
 Defines an array parameter and its dimensions.
 /DIRECTORY  Put the file names in the current directory into a string parameter
array.
 DISPLAY  Specifies "Display settings" as the subsequent status topic.

/DIST
 Specifies the viewing distance for magnifications and perspective.
 DJ  Specifies boundary conditions on the components of relative
motion of a joint element.
 DJDELE  Deletes boundary conditions on the components
of relative motion of a joint element.
 DJLIST  Lists boundary conditions applied to joint elements.
 DK  Defines DOF constraints at keypoints.
 DKDELE  Deletes DOF constraints at a keypoint.
 DKLIST  Lists the DOF constraints at keypoints.
 DL  Defines DOF constraints on lines.
 DLDELE  Deletes DOF constraints on a line.
 DLIST  Lists DOF constraints.
 DLLIST  Lists DOF constraints on a line.
 *DMAT  Creates a dense matrix.
 DMOVE  Digitizes nodes on surfaces and along intersections.
 DMPEXT  Extracts modal damping coefficients in a specified frequency range.
 DMPOPTION  Specifies distributed memory parallel (Distributed ANSYS) file
combination options.
 DMPRAT  Sets a constant modal damping ratio.
 DMPSTR  Sets a constant structural damping coefficient.
 DNSOL  Defines or modifies solution results at a node.
 *DO  Defines the beginning of a doloop.
 DOF  Adds degrees of freedom to the current DOF set.
 DOFSEL  Selects a DOF label set for reference by other commands.
 DOMEGA  Specifies the rotational acceleration of the structure.
 *DOT  Computes the dot (or inner) product of two vectors.
 *DOWHILE  Loops repeatedly through the next *ENDDO command.
 DSCALE  Scales DOF constraint values.
 /DSCALE  Sets the displacement multiplier for displacement displays.
 DSET  Sets the scale and drawing plane orientation for a digitizing
tablet.
 DSPOPTION  Sets memory option for the distributed sparse solver.
 DSUM  Specifies the double sum mode combination method.
 DSURF  Defines the surface upon which digitized nodes lie.
 DSYM  Specifies symmetry or antisymmetry degreeoffreedom
constraints on nodes.
 DSYS  Activates a display coordinate system for geometry listings and
plots.
 DTRAN  Transfers solid model DOF constraints to the finite element model.
 DUMP  Dumps the contents of a binary file.
 /DV3D  Sets 3D device option modes.
 DVAL  Defines values at enforced motion
base.
 DVMORPH  Move nodes in selected volumes to conform to structural displacements.
 DYNOPT  Specifies "Dynamic analysis options" as the subsequent status
topic.
 VI. E Commands
 E  Defines an element by node connectivity.
 EALIVE  Reactivates an element (for the birth and death capability).
 ECPCHG  Optimizes degreeoffreedom usage in a coupled acoustic
model.
 EDADAPT  Activates adaptive meshing in an explicit dynamic analysis.
 EDALE  Assigns mesh smoothing to explicit dynamic elements that
use the ALE formulation.
 EDASMP  Creates a part assembly to be used in an explicit dynamic analysis.
 EDBOUND  Defines a boundary plane for sliding or cyclic symmetry.
 EDBX  Creates a box shaped volume to be used in a contact definition
for explicit dynamics.
 EDBVIS  Specifies global bulk viscosity coefficients for an explicit dynamics
analysis.
 EDCADAPT  Specifies adaptive meshing controls for an explicit dynamic analysis.

EDCGEN
 Specifies contact parameters for an explicit dynamics analysis.
 EDCLIST  Lists contact entity specifications in an explicit dynamics analysis.
 EDCMORE  Specifies additional contact parameters for a given contact definition
in an explicit dynamic analysis.
 EDCNSTR  Defines various types of constraints for an explicit dynamic analysis.
 EDCONTACT  Specifies contact surface controls for an explicit dynamics analysis.
 EDCPU  Specifies CPU time limit for an explicit dynamics analysis.
 EDCRB  Constrains two rigid bodies to act as one in an explicit dynamics
analysis.
 EDCSC  Specifies whether to use subcycling in an explicit dynamics analysis.
 EDCTS  Specifies mass scaling and scale factor of computed time step
for an explicit dynamics analysis.
 EDCURVE  Specifies data curves for an explicit dynamic analysis.
 EDDAMP  Defines mass weighted (Alpha) or stiffness weighted (Beta)
damping for an explicit dynamics model.
 EDDBL  Selects a numerical precision type of the explicit dynamics analysis.
 EDDC  Deletes or deactivates/reactivates contact surface specifications
in an explicit dynamic analysis.
 EDDRELAX  Activates initialization to a prescribed geometry or dynamic relaxation
for the explicit analysis.
 EDDUMP  Specifies output frequency for the explicit dynamic restart file
(d3dump).
 EDELE  Deletes selected elements from the model.
 EDENERGY  Specifies energy dissipation controls for an explicit dynamics
analysis.
 EDFPLOT  Allows plotting of explicit dynamics forces and other load symbols.
 EDGCALE  Defines global ALE controls for an explicit dynamic analysis.
 /EDGE  Displays only the common lines (“edges”)
of an object.
 EDHGLS  Specifies the hourglass coefficient for an explicit dynamics analysis.
 EDHIST  Specifies timehistory output for an explicit dynamic analysis.
 EDHTIME  Specifies the timehistory output interval for an explicit dynamics
analysis.

EDINT
 Specifies number of integration points for explicit shell and
beam output.
 EDIPART  Defines inertia for rigid parts in an explicit dynamics analysis.
 EDIS  Specifies stress initialization in an explicit dynamic full restart
analysis.
 EDLCS  Defines a local coordinate system for use in explicit dynamics
analysis.
 EDLOAD  Specifies loads for an explicit dynamics analysis.
 EDMP  Defines material properties for an explicit dynamics analysis.
 EDNB  Defines a nonreflecting boundary in an explicit dynamic analysis.
 EDNDTSD  Allows smoothing of noisy data for explicit dynamics analyses
and provides a graphical representation of the data.
 EDNROT  Applies a rotated coordinate nodal constraint in an explicit dynamics
analysis.
 EDOPT  Specifies the type of output for an explicit dynamics analysis.
 EDOUT  Specifies timehistory output (ASCII format) for an explicit dynamics
analysis.
 EDPART  Configures parts for an explicit dynamics analysis.
 EDPC  Selects and plots explicit dynamic contact entities.
 EDPL  Plots a time dependent load curve in an explicit dynamic analysis.
 EDPVEL  Applies initial velocities to parts or part assemblies in an explicit
dynamic analysis.
 EDRC  Specifies rigid/deformable switch controls in an explicit dynamic
analysis.
 EDRD  Switches a part from deformable to rigid or from rigid to deformable
in an explicit dynamic analysis.
 EDREAD  Reads explicit dynamics output into variables for timehistory
postprocessing.
 EDRI  Defines inertia properties for a new rigid body that is created
when a deformable part is switched to rigid in an explicit dynamic analysis.
 EDRST  Specifies the output interval for an explicit dynamic analysis.
 EDRUN  Specify LSDYNA serial or parallel processing.
 EDSHELL  Specifies shell computation controls for an explicit dynamics
analysis.
 EDSOLV  Specifies "explicit dynamics solution" as the subsequent status
topic.
 EDSP  Specifies small penetration checking for contact entities in an
explicit dynamic analysis.
 EDSTART  Specifies status (new or restart) of an explicit dynamics
analysis.
 EDTERM  Specifies termination criteria for an explicit dynamic analysis.
 EDTP  Plots explicit elements based on their time step size.
 EDVEL  Applies initial velocities to nodes or node components in an explicit
dynamic analysis.

EDWELD
 Defines a massless spotweld or generalized weld for use in an
explicit dynamic analysis.
 EDWRITE  Writes explicit dynamics input to an LSDYNA input file.

EEXTRUDE
 Extrudes 2D plane elements into 3D solids during a 2D to 3D
analysis.
 /EFACET  Specifies the number of facets per element edge for PowerGraphics
displays.
 EGEN  Generates elements from an existing pattern.
 *EIGEN  Performs a modal solution with unsymmetric or damping
matrices.
 EINFIN  Generates structural infinite elements from selected nodes.
 EINTF  Defines twonode elements between coincident or offset nodes.
 EKILL  Deactivates an element (for the birth and death capability).
 ELBOW  Specifies degrees of freedom to be coupled for end release
and applies section constraints to elbow elements.
 ELEM  Specifies "Elements" as the subsequent status topic.
 ELIST  Lists the elements and their attributes.
 *ELSE  Separates the final ifthenelse block.

*ELSEIF
 Separates an intermediate ifthenelse block.
 EMAGERR  Calculates the relative error in an electrostatic or electromagnetic
field analysis.
 EMATWRITE  Forces the writing of all the element matrices to File.EMAT.
 EMF  Calculates the electromotive force (emf), or voltage drop along
a predefined path.
 EMFT  Summarizes electromagnetic forces and torques.
 EMID  Adds or removes midside nodes.

EMIS
 Specifies emissivity as a material property for the Radiation
Matrix method.
 EMODIF  Modifies a previously defined element.
 EMORE  Adds more nodes to the justdefined element.
 EMSYM  Specifies circular symmetry for electromagnetic sources.
 EMTGEN  Generates a set of TRANS126 elements.
 EMUNIT  Specifies the system of units for magnetic field problems.
 EN  Defines an element by its number and node connectivity.
 *END  Closes a macro file.
 *ENDDO  Ends a doloop and starts the looping action.
 *ENDIF  Ends an ifthenelse.
 ENDRELEASE  Specifies degrees of freedom to be decoupled for end release.
 ENERSOL  Specifies the total energies to be stored.
 ENGEN  Generates elements from an existing pattern.
 ENORM  Reorients shell element normals or line element node connectivity.
 ENSYM  Generates elements by symmetry reflection.
 /EOF  Exits the file being read.
 EORIENT  Reorients solid element normals.
 EPLOT  Produces an element display.

EQSLV  Specifies the type of equation solver.
 ERASE  Explicitly erases the current display.
 /ERASE  Specifies that the screen is to be erased before each display.
 EREAD  Reads elements from a file.
 EREFINE  Refines the mesh around specified elements.
 EREINF  Generates reinforcing elements from selected existing (base) elements.
 ERESX  Specifies extrapolation of integration point results.
 ERNORM  Controls error estimation calculations.
 ERRANG  Specifies the element range to be read from a file.
 ESCHECK  Perform element shape checking for a selected element set.
 ESEL  Selects a subset of elements.
 /ESHAPE  Displays elements with shapes determined from the real constants,
section definition, or other inputs.
 ESIZE  Specifies the default number of line divisions.
 ESLA  Selects those elements associated with the selected areas.
 ESLL  Selects those elements associated with the selected lines.
 ESLN  Selects those elements attached to the selected nodes.
 ESLV  Selects elements associated with the selected volumes.
 ESOL  Specifies element data to be stored from the results file.
 ESORT  Sorts the element table.

ESSOLV
 Performs a coupled electrostaticstructural analysis.
 ESTIF  Specifies the matrix multiplier for deactivated elements.
 ESURF  Generates elements overlaid on the free faces of selected
nodes.
 ESYM  Generates elements from a pattern by a symmetry reflection.
 ESYS  Sets the element coordinate system attribute pointer.
 ET  Defines a local element type from the element library.
 ETABLE  Fills a table of element values for further processing.
 ETCHG  Changes element types to their corresponding types.
 ETCONTROL  Control the element technologies used in element formulation
(for applicable elements).
 ETDELE  Deletes element types.
 ETLIST  Lists currently defined element types.
 ETYPE  Specifies "Element types" as the subsequent status topic.
 EUSORT  Restores original order of the element table.
 EWRITE  Writes elements to a file.

EXBOPT
 Specifies
.EXB
file output options in a CMS generation
pass.  *EXIT  Exits a doloop.
 /EXIT  Stops the run and returns control to the system.
 EXOPTION  Specifies the EXPROFILE options for the Mechanical APDL to
ANSYS CFX profile file transfer.
 EXP  Forms the exponential of a variable.
 EXPAND  Displays the results of a modal cyclic symmetry analysis.
 /EXPAND  Allows the creation of a larger graphic display than represented
by the actual finite element analysis model.
 EXPASS  Specifies an expansion pass of an analysis.
 *EXPORT  Exports a matrix to a file in the specified format.
 EXPROFILE  Exports Mechanical APDL interface data on selected nodes to an ANSYS CFX Profile
file.
 EXPSOL  Specifies the solution to be expanded for modesuperposition
analyses or substructure analyses.
 EXTOPT  Controls options relating to the generation of volume elements
from area elements.
 EXTREM  Lists the extreme values for variables.
 EXUNIT  Specifies the interface data unit labels to be written to the profile file from
Mechanical APDL to ANSYS CFX transfer.
 VII. F Commands
 F  Specifies force loads at nodes.
 /FACET  Specifies the facet representation used to form solid model displays.
 FC  Provides failure criteria information and activates a
data table to input temperaturedependent stress and strain limits.
 FCCHECK  Checks both the strain and stress input criteria for all materials.
 FCDELE  Deletes previously defined failure criterion data for
the given material.
 FCLIST  To list what the failure criteria is that you have input.
 /FCOMP  Specifies file compression level.
 FCUM  Specifies that force loads are to be accumulated.
 FCTYP  Activates or removes failurecriteria types for postprocessing.
 FDELE  Deletes force loads on nodes.
 /FDELE  Deletes a binary file after it is used.
 FEBODY  Specifies "Body loads on elements" as the subsequent status topic.
 FECONS  Specifies "Constraints on nodes" as the subsequent status topic.
 FEFOR  Specifies "Forces on nodes" as the subsequent status topic.
 FESURF  Specifies "Surface loads on elements" as the subsequent status
topic.
 *FFT  Computes the fast Fourier transformation of a specified
matrix or vector.
 FILE  Specifies the data file where results are to be found.
 FILEAUX2  Specifies the binary file to be dumped.
 FILEAUX3  Specifies the results file to be edited.
 FILEDISP  Specifies the file containing the graphics data.
 FILL  Generates a line of nodes between two existing nodes.
 FILLDATA  Fills a variable by a ramp function.
 /FILNAME  Changes the Jobname for the analysis.
 FINISH  Exits normally from a processor.
 FITEM  Identifies items chosen by a picking operation (GUI).
 FJ  Specify forces or moments on the components of the relative motion
of a joint element.
 FJDELE  Deletes forces (or moments) on the components of the relative
motion of a joint element.
 FJLIST  Lists forces and moments applied on joint elements.
 FK  Defines force loads at keypoints.
 FKDELE  Deletes force loads at a keypoint.
 FKLIST  Lists the forces at keypoints.
 FLIST  Lists force loads on the nodes.
 FLST  Specifies data required for a picking operation (GUI).
 FLUXV  Calculates the flux passing through a closed contour.
 FLUREAD  Reads oneway FluenttoMechanical APDL coupling data
via a .cgns file with oneside fast Fourier transformation
complex pressure peak value.
 /FOCUS  Specifies the focus point (center of the window).
 FORCE  Selects the element nodal force type for output.
 FORM  Specifies the format of the file dump.
 /FORMAT  Specifies format controls for tables.
 *FREE  Deletes a matrix or a solver object and frees its memory
allocation.
 FREQ  Defines the frequency points for the SV vs. FREQ tables.
 FRQSCL  Turns on automatic scaling of the entire mass matrix and
frequency range for modal analyses.
 FSCALE  Scales force load values in the database.
 FSSECT  Calculates and stores total linearized stress components.
 FSSPARM  Calculates reflection and transmission properties of a
frequency selective surface.
 FSUM  Sums the nodal force and moment contributions of elements.
 FTRAN  Transfers solid model forces to the finite element model.
 FTYPE  Specifies the file type and pressure type for the subsequent
import of source points and pressures.
 FVMESH  Generates nodes and tetrahedral volume elements from detached
exterior area elements (facets).
 VIII. G Commands
 GAP  Specifies "modesuperposition transient
gap conditions" as the subsequent status topic.
 GAPF  Defines the gap force data to be stored in a variable.
 GAUGE  Gauges the problem domain for a magnetic edgeelement
formulation.
 GCDEF  Defines interface interactions between general contact
surfaces.
 GCGEN  Creates contact elements for general contact.
 /GCMD  Controls the type of element or graph display used for the GPLOT command.
 /GCOLUMN  Allows the user to apply a label to a specified curve.
 GENOPT  Specifies "General options" as the subsequent status topic.

GEOM
 Defines the geometry specifications for the radiation
matrix calculation.
 GEOMETRY  Specifies "Geometry" as the subsequent status topic.
 *GET  Retrieves a value and stores it as a scalar parameter
or part of an array parameter.
 /GFILE  Specifies the pixel resolution on Zbuffered graphics files.
 /GFORMAT  Specifies the format for the graphical display of numbers.
 /GLINE  Specifies the element outline style.
 /GMARKER  Specifies the curve marking style.
 GMATRIX  Performs electric field solutions and calculates the self
and mutual conductance between multiple conductors.
 GMFACE  Specifies the facet representation used to form solid models.
 *GO  Causes a specified line on the input file to be read next.
 /GO  Reactivates suppressed printout.
 /GOLIST  Reactivates the suppressed data input listing.
 /GOPR  Reactivates suppressed printout.
 GP  Defines a gap condition for transient analyses.
 GPDELE  Deletes gap conditions.
 GPLIST  Lists the gap conditions.
 GPLOT  Controls general plotting.
 /GRAPHICS  Defines the type of graphics display.
 /GRESUME  Sets graphics settings to the settings on a file.
 /GRID  Selects the type of grid on graph displays.
 /GROPT  Sets various line graph display options.
 GRP  Specifies the grouping mode combination method.
 /GRTYP  Selects single or multiple Yaxes graph displays.
 /GSAVE  Saves graphics settings to a file for later use.
 GSBDATA  Specifies the constraints or applies the load at the ending point
for generalized plane strain option.
 GSGDATA  Specifies the reference point and defines the geometry in the
fiber direction for the generalized plane strain element option.
 GSLIST  When using generalized plane strain, lists the input data or solutions.
 GSSOL  Specifies which results to store from the results file when using
generalized plane strain.
 /GST  Turns Graphical Solution Tracking (GST) on or off.
 GSUM  Calculates and prints geometry items.
 /GTHK  Sets line thicknesses for graph lines.
 /GTYPE  Controls the entities that the GPLOT command
displays.
 IX. H Commands
 HARFRQ  Defines the frequency range in a harmonic analysis.
 /HBC  Determines how boundary condition symbols are displayed in a display
window.
 HBMAT  Writes an assembled global matrix in HarwellBoeing format.
 /HEADER  Sets page and table heading print controls.
 HELP  Displays help information on ANSYS commands and element
types.
 HELPDISP  Displays help information on DISPLAY program commands.
 HEMIOPT  Specifies options for Hemicube view factor calculation.
 HFANG  Defines or displays spatial angles of a spherical radiation
surface for sound radiation parameter calculations.
 HFSYM  Indicates the presence of symmetry planes for the computation
of acoustic fields in the near and far field domains (beyond the finite
element region).
 HPGL  Specifies various HP options.
 HPTCREATE  Defines a hard point.
 HPTDELETE  Deletes selected hardpoints.

HRCPLX
 Computes and stores in the database the timeharmonic
solution at a prescribed phase angle.

HREXP
 Specifies the phase angle for the harmonic analysis expansion
pass.
 HROPT  Specifies harmonic analysis options.
 HROCEAN  Perform the harmonic ocean wave procedure (HOWP).
 HROUT  Specifies the harmonic analysis output options.
 X. I Commands
 IC  Specifies initial conditions at nodes.
 ICDELE  Deletes initial conditions at nodes.
 ICLIST  Lists the initial conditions.
 /ICLWID  Scales the line width of circuit builder icons.

ICROTATE
 Specifies initial velocity at nodes as a sum of rotation
about an axis and translation.
 /ICSCALE  Scales the icon size for elements supported in the circuit builder.

*IF
 Conditionally causes commands to be read.
 IGESIN  Transfers IGES data from a file into ANSYS.
 IGESOUT  Writes solid model data to a file in IGES Version 5.1
format.
 /IMAGE  Allows graphics data to be captured and saved.
 IMAGIN  Forms an imaginary variable from a complex variable.
 IMESH  Generates nodes and interface elements along lines or areas.
 IMMED  Allows immediate display of a model as it is generated.

INISTATE
 Defines initial state data and parameters.
 *INIT  Initializes a vector or matrix.
 /INPUT  Switches the input file for the commands that follow.
 /INQUIRE  Returns system information to a parameter.
 INRES  Identifies the data to be retrieved from the results file.
 INRTIA  Specifies "Inertial loads" as the subsequent status
topic.
 INT1  Integrates a variable.
 INTSRF  Integrates nodal results on an exterior surface.
 IOPTN  Controls options relating to importing a model.
 IRLF  Specifies that inertia relief calculations are to be performed.
 IRLIST  Prints inertia relief summary table.
 *ITENGINE  Performs a solution using an iterative solver.
 XI. J Commands
 JPEG  Provides JPEG file export for ANSYS displays.
 JSOL  Specifies result items to be stored for
the joint element.
 XII. K Commands
 K  Defines a keypoint.
 KATT  Associates attributes with the selected, unmeshed keypoints.
 KBC  Specifies ramped or stepped loading within a load step.
 KBETW  Creates a keypoint between two existing keypoints.
 KCALC  Calculates stress intensity factors in fracture mechanics analyses.
 KCENTER  Creates a keypoint at the center of a circular arc defined by
three locations.
 KCLEAR  Deletes nodes and point elements associated with selected keypoints.
 KDELE  Deletes unmeshed keypoints.
 KDIST  Calculates and lists the distance between two keypoints.
 KEEP  Stores POST26 definitions and data during active session.
 KESIZE  Specifies the edge lengths of the elements nearest a keypoint.
 KEYOPT  Sets element key options.
 KEYPTS  Specifies "Keypoints" as the subsequent status topic.
 KEYW  Sets a keyword used by the GUI for context filtering (GUI).
 KFILL  Generates keypoints between two keypoints.
 KGEN  Generates additional keypoints from a pattern of keypoints.
 KL  Generates a keypoint at a specified location on an existing line.
 KLIST  Lists the defined keypoints or hard points.
 KMESH  Generates nodes and point elements at keypoints.
 KMODIF  Modifies an existing keypoint.
 KMOVE  Calculates and moves a keypoint to an intersection.
 KNODE  Defines a keypoint at an existing node location.
 KPLOT  Displays the selected keypoints.
 KPSCALE  Generates a scaled set of (meshed) keypoints from a pattern of
keypoints.
 KREFINE  Refines the mesh around specified keypoints.
 KSCALE  Generates a scaled pattern of keypoints from a given keypoint
pattern.
 KSCON  Specifies a keypoint about which an area mesh will be skewed.
 KSEL  Selects a subset of keypoints or hard points.
 KSLL  Selects those keypoints contained in the selected lines.
 KSLN  Selects those keypoints associated with the selected nodes.
 KSUM  Calculates and prints geometry statistics of the selected keypoints.
 KSYMM  Generates a reflected set of keypoints.
 KTRAN  Transfers a pattern of keypoints to another coordinate system.
 KUSE  Specifies whether or not to reuse the factorized
matrix.
 KWPAVE  Moves the working plane origin to the average location of keypoints.
 KWPLAN  Defines the working plane using three keypoints.
 XIII. L Commands
 L  Defines a line between two keypoints.
 L2ANG  Generates a line at an angle with two existing lines.
 L2TAN  Generates a line tangent to two lines.
 LANBOPTION  Specifies Block Lanczos eigensolver options.
 LANG  Generates a straight line at an angle with a line.
 LARC  Defines a circular arc.
 /LARC  Creates annotation arcs (GUI).
 LAREA  Generates the shortest line between two keypoints on an area.
 LARGE  Finds the largest (the envelope) of three variables.
 LATT  Associates element attributes with the selected, unmeshed lines.
 LAYER  Specifies the element layer for which data are to be processed.
 LAYERP26  Specifies the element layer for which data are to be stored.
 LAYLIST  Lists real constants material properties for layered elements.
 LAYPLOT  Displays the layer stacking sequence for layered elements.
 LCABS  Specifies absolute values for load case operations.
 LCASE  Reads a load case into the database.
 LCCALC  Specifies "Load case settings" as the subsequent status topic.
 LCCAT  Concatenates multiple lines into one line for mapped meshing.
 LCDEF  Creates a load case from a set of results on a results file.
 LCFACT  Defines scale factors for load case operations.
 LCFILE  Creates a load case from an existing load case file.
 LCLEAR  Deletes nodes and line elements associated with selected lines.
 LCOMB  Combines adjacent lines into one line.
 LCOPER  Performs load case operations.
 LCSEL  Selects a subset of load cases.
 LCSL  Divides intersecting lines at their point(s) of intersection.
 LCSUM  Specifies whether to process nonsummable items in load case operations.
 LCWRITE  Creates a load case by writing results to a load case file.
 LCZERO  Zeroes the results portion of the database.
 LDELE  Deletes unmeshed lines.
 LDIV  Divides a single line into two or more lines.
 LDRAG  Generates lines by sweeping a keypoint pattern along path.
 LDREAD  Reads results from the results file and applies them as
loads.
 LESIZE  Specifies the divisions and spacing ratio on unmeshed lines.
 LEXTND  Extends a line at one end by using its slope.
 LFILLT  Generates a fillet line between two intersecting lines.
 LFSURF  Generates surface elements overlaid on the edge of existing solid
elements and assigns the extra node as the closest fluid element node.
 LGEN  Generates additional lines from a pattern of lines.
 LGLUE  Generates new lines by "gluing" lines.
 LGWRITE  Writes the database command log to a file.
 /LIGHT  Specifies the light direction for the display window.
 LINA  Finds the intersection of a line with an area.
 LINE  Specifies "Lines" as the subsequent status topic.
 /LINE  Creates annotation lines (GUI).
 LINES  Specifies the length of a printed page.
 LINL  Finds the common intersection of lines.
 LINP  Finds the pairwise intersection of lines.
 LINV  Finds the intersection of a line with a volume.
 LIST  Lists out the sets in the results file.
 *LIST  Displays the contents of an external, coded file.
 LLIST  Lists the defined lines.
 LMESH  Generates nodes and line elements along lines.
 LNSRCH  Activates a line search to be used with NewtonRaphson.
 LOCAL  Defines a local coordinate system by a location and orientation.
 LOVLAP  Overlaps lines.
 LPLOT  Displays the selected lines.
 LPTN  Partitions lines.
 LREFINE  Refines the mesh around specified lines.
 LREVERSE  Reverses the normal of a line, regardless of its connectivity
or mesh status.
 LROTAT  Generates circular lines by rotating a keypoint pattern about
an axis.
 LSBA  Subtracts areas from lines.
 *LSBAC  Performs the solve (forward/backward substitution) of a factorized
linear system.
 LSBL  Subtracts lines from lines.
 LSBV  Subtracts volumes from lines.
 LSBW  Subtracts the intersection of the working plane from lines (divides
lines).
 LSCLEAR  Clears loads and load step options from the database.
 LSDELE  Deletes load step files.
 *LSDUMP  Dumps a linear solver engine to a binary File.
 LSEL  Selects a subset of lines.
 *LSENGINE  Creates a linear solver engine.
 *LSFACTOR  Performs the numerical factorization of a linear solver system.
 LSLA  Selects those lines contained in the selected areas.
 LSLK  Selects those lines containing the selected keypoints.
 LSOPER  Specifies "Load step operations" as the subsequent status topic.
 /LSPEC  Specifies annotation line attributes (GUI).
 LSREAD  Reads load and load step option data into the database.
 *LSRESTORE  Restores a linear solver engine from a binary file.
 LSSCALE  Generates a scaled set of lines from a pattern of lines.
 LSSOLVE  Reads and solves multiple load steps.
 LSTR  Defines a straight line irrespective of the active coordinate
system.
 LSUM  Calculates and prints geometry statistics of the selected lines.
 LSWRITE  Writes load and load step option data to a file.
 /LSYMBOL  Creates annotation symbols (GUI).
 LSYMM  Generates lines from a line pattern by symmetry reflection.
 LTAN  Generates a line at the end of, and tangent to, an existing line.
 LTRAN  Transfers a pattern of lines to another coordinate system.
 LUMPM  Specifies a lumped mass matrix formulation.
 LVSCALE  Scales the load vector for modesuperposition analyses.
 LWPLAN  Defines the working plane normal to a location on a line.
 XIV. M Commands
 M  Defines master degrees of freedom for superelement generation
analyses.
 MAGOPT  Specifies options for a 3D magnetostatic field analysis.
 MAGSOLV  Specifies magnetic solution options and initiates the
solution.
 /MAIL  Mails file to the specified address.
 MAP  Maps pressures from source points to target surface elements.
 /MAP  Enters the mapping processor.
 MAP2DTO3D  Initiates a 2D to 3D analysis and maps variables.
 MAPSOLVE  Maps solved node and element solutions from an original
mesh to a new mesh.
 MAPVAR  Defines tensors and vectors in userdefined state variables
for rezoning and in 2D to 3D analyses.
 MASCALE  Activates scaling of the entire system matrix.
 MASTER  Specifies "Master DOF" as the subsequent status topic.
 MAT  Sets the element material attribute pointer.
 MATER  Specifies "Material properties" as the subsequent status topic.
 MCHECK  Checks mesh connectivity.
 MDAMP  Defines the damping ratios as a function of mode.
 MDELE  Deletes master degrees of freedom.
 MDPLOT  Plots frequencydependent modal damping coefficients calculated
by DMPEXT.
 MEMM  Allows the current session to keep allocated memory
 /MENU  Activates the Graphical User Interface (GUI).
 *MERGE  Merges two dense matrices or vectors into one.
 MESHING  Specifies "Meshing" as the subsequent status topic.
 MFANALYSIS  Activates or deactivates an ANSYS Multifield solver analysis.
 MFBUCKET  Turns a bucket search on or off.
 MFCALC  Specifies a calculation frequency for a field in an ANSYS Multifield solver analysis.
 MFCI  Sets the control parameters used by the conservative (CPP)
interpolation scheme.
 MFCLEAR  Deletes ANSYS Multifield solver analysis settings.
 MFCMMAND  Captures field solution options in a command file.
 MFCONV  Sets convergence values for an ANSYS Multifield solver analysis.
 MFDTIME  Sets time step sizes for an ANSYS Multifield solver analysis.
 MFELEM  Defines a field by grouping element types.
 MFEM  Add more element types to a previously defined field number.
 MFEXTER  Defines external fields for an ANSYS Multifield solver analysis.
 MFFNAME  Specifies a file name for a field in an ANSYS Multifield solver analysis.
 MFFR  Setup MultiField relaxation factors for field solutions.
 MFIMPORT  Imports a new field into a current ANSYS Multifield solver analysis.
 MFINTER  Specifies the interface load transfer interpolation option
for an ANSYS Multifield solver analysis.
 MFITER  Sets the number of stagger iterations for an ANSYS Multifield solver analysis.
 MFLCOMM  Defines a load transfer for code coupling analyses.
 MFLIST  Lists the settings for an ANSYS Multifield solver analysis.
 MFMAP  Calculates, saves, resumes, or deletes mapping data in
an ANSYS Multifield solver analysis.
 MFORDER  Specifies field solution order for an ANSYS Multifield solver analysis.
 MFOUTPUT  Specifies results file output frequency for an ANSYS Multifield solver analysis.
 *MFOURI  Calculates the coefficients for, or evaluates, a Fourier series.
 MFPSIMUL  Sets up a field solver group to simultaneously process
with code coupling analyses.
 MFRC  Controls file writing for multiframe restarts for the ANSYS Multifield solver.
 MFRELAX  Sets relaxation values for an ANSYS Multifield solver analysis.
 MFRSTART  Specifies restart status for an ANSYS Multifield solver analysis.
 MFSORDER  Sets up the solution sequence of simultaneous field solver
groups for code coupling analyses.
 MFSURFACE  Defines a surface load transfer for an ANSYS Multifield solver analysis.
 MFTIME  Sets end time for an ANSYS Multifield solver analysis.
 MFTOL  Activates or deactivates normal distance checking for
surface mapping in an ANSYS Multifield solver analysis.
 *MFUN  Copies or transposes an array parameter matrix.
 MFVOLUME  Defines a volume load transfer for an ANSYS Multifield solver analysis.
 MFWRITE  Writes an ANSYS master input file for MFX multiple
code coupling.
 MGEN  Generates additional MDOF from a previously defined set.
 MIDTOL  Sets midstep residual criterion values for structural transient
analyses.
 /MKDIR  Creates a directory.
 MLIST  Lists the MDOF of freedom.
 MMASS  Specifies the missing mass response calculation.
 MMF  Calculates the magnetomotive force along a path.
 MODCONT  Specify additional modal analysis options.
 MODDIR  Activates the remote readonly modal files usage.
 MODE  Specifies the harmonic loading term for this load step.
 MODIFY  Changes the listed values of the data in a set.
 MODMSH  Controls the relationship of the solid model and the FE model.
 MODSELOPTION  Specifies the criteria for selecting the modes to be expanded.
 MODOPT  Specifies modal analysis options.
 MONITOR  Controls contents of three variable fields in nonlinear
solution monitor file.
 *MOPER  Performs matrix operations on array parameter matrices.
 MOPT  Specifies meshing options.
 MORPH  Specifies morphing and remeshing controls.
 MOVE  Calculates and moves a node to an intersection.
 MP  Defines a linear material property as a constant or a
function of temperature.
 MPAMOD  Modifies temperaturedependent secant coefficients of thermal
expansion.
 MPCHG  Changes the material number attribute of an element.
 MPCOPY  Copies linear material model data from one material reference
number to another.
 MPDATA  Defines property data to be associated with the temperature
table.
 MPDELE  Deletes linear material properties.
 MPDRES  Reassembles existing material data with the temperature table.
 /MPLIB  Sets the default material library read and write paths.
 MPLIST  Lists linear material properties.
 MPPLOT  Plots linear material properties as a function of temperature.
 MPREAD  Reads a file containing material properties.
 MPRINT  Specifies that radiation matrices are to be printed.
 MPTEMP  Defines a temperature table for material properties.
 MPTGEN  Adds temperatures to the temperature table by generation.
 MPTRES  Restores a temperature table previously defined.
 MPWRITE  Writes linear material properties in the database to a file (if
the LIB option is not specified) or writes both linear and nonlinear material
properties (if LIB is specified) from the database to a file.
 /MREP  Enables you to reissue the graphics command macro "name" during
a replot or zoom operation.
 MRPM  Defines the revolutions per minute (RPM) for a machine rotation.
 MSAVE  Sets the solver memory saving option.
This option only applies to the PCG solver (including PCG Lanczos).
 *MSG  Writes an output message via the ANSYS message subroutine.
 MSHAPE  For elements that support multiple shapes, specifies the element
shape to be used for meshing.
 MSHCOPY  Simplifies the generation of meshes that have matching node element
patterns on two different line groups (in 2D) or area groups (3D).
 MSHKEY  Specifies whether free meshing or mapped meshing should be used
to mesh a model.
 MSHMID  Specifies placement of midside nodes.
 MSHPATTERN  Specifies pattern to be used for mapped triangle meshing.

MSOLVE
 Starts multiple solutions for an acoustic analysis.
 /MSTART  Controls the initial GUI components.
 MSTOLE  Adds two extra nodes from FLUID116 elements to SURF151 or SURF152 elements for convection analyses.
 *MULT  Performs the matrix multiplication M3 = M1(T1)*M2(T2).
 *MWRITE  Writes a matrix to a file in a formatted sequence.
 MXPAND  Specifies the number of modes to expand and write for
a modal or buckling analysis.
 XV. N Commands
 N  Defines a node.
 NANG  Rotates a nodal coordinate system by direction cosines.
 NAXIS  Generates nodes for general axisymmetric element sections.
 NCNV  Sets the key to terminate an analysis.
 NDELE  Deletes nodes.
 NDIST  Calculates and lists the distance between two nodes.
 NDSURF  Generates surface elements overlaid on the edge of existing elements
and assigns the extra node as the closest fluid element node.
 NEQIT  Specifies the maximum number of equilibrium iterations
for nonlinear analyses.
 /NERR  Limits the number of warning and error messages displayed.
 NFORCE  Sums the nodal forces and moments of elements attached
to nodes.
 NGEN  Generates additional nodes from a pattern of nodes.
 NKPT  Defines a node at an existing keypoint location.
 NLADAPTIVE  Defines the criteria under which the mesh is refined or
modified during a nonlinear solution.
 NLDIAG  Sets nonlinear diagnostics functionality.
 NLDPOST  Gets element component information from nonlinear diagnostic
files.
 NLGEOM  Includes largedeflection effects in a static or full
transient analysis.
 NLHIST  Specify result items to track during solution.
 NLIST  Lists nodes.
 NLMESH  Controls remeshing in nonlinear adaptivity.
 NLOG  Forms the natural log of a variable.
 NLOPT  Specifies "Nonlinear analysis options" as the subsequent status
topic.
 NMODIF  Modifies an existing node.
 NOCOLOR  Removes color from graphics displays.
 NODES  Specifies "Nodes" as the subsequent status topic.
 /NOERASE  Prevents the screen erase between displays.
 /NOLIST  Suppresses the data input listing.
 NOOFFSET  Prevents the CDREAD command from offsetting
specified data items
 /NOPR  Suppresses the expanded interpreted input data listing.
 NORA  Rotates nodal coordinate systems to surface normal
 NORL  Rotates nodal coordinate systems perpendicular to line normal
 /NORMAL  Allows displaying area elements by top or bottom faces.
 NPLOT  Displays nodes.
 NPRINT  Defines which time points stored are to be listed.
 NREAD  Reads nodes from a file.
 NREFINE  Refines the mesh around specified nodes.
 NRLSUM  Specifies the Naval Research Laboratory (NRL) sum mode
combination method.
 *NRM  Computes the norm of the specified matrix or vector.
 NROPT  Specifies the NewtonRaphson options in a static or full
transient analysis.
 NROTAT  Rotates nodal coordinate systems into the active system.
 NRRANG  Specifies the range of nodes to be read from the node file.
 NSCALE  Generates a scaled set of nodes from a pattern of nodes.
 NSEL  Selects a subset of nodes.
 NSLA  Selects those nodes associated with the selected areas.
 NSLE  Selects those nodes attached to the selected elements.
 NSLK  Selects those nodes associated with the selected keypoints.
 NSLL  Selects those nodes associated with the selected lines.
 NSLV  Selects those nodes associated with the selected volumes.
 NSMOOTH  Smooths selected nodes among selected elements.
 NSOL  Specifies nodal data to be stored from the results file.
 NSORT  Sorts nodal data.
 NSTORE  Defines which time points are to be stored.
 NSUBST  Specifies the number of substeps to be taken this load
step.
 NSVR  Defines the number of variables for userprogrammable element
options.
 NSYM  Generates a reflected set of nodes.
 /NUMBER  Specifies whether numbers, colors, or both are used for displays.
 NUMCMP  Compresses the numbering of defined items.
 NUMEXP  Specifies solutions to be expanded from modesuperposition
analyses or substructure analyses.

NUMMRG
 Merges coincident or equivalently defined items.
 NUMOFF  Adds a number offset to defined items.
 NUMSTR  Establishes starting numbers for automatically numbered items.
 NUMVAR  Specifies the number of variables allowed in POST26.
 NUSORT  Restores original order for nodal data.
 NWPAVE  Moves the working plane origin to the average location of nodes.
 NWPLAN  Defines the working plane using three nodes.
 NWRITE  Writes nodes to a file.
 XVI. O Commands

OCDATA
 Defines an ocean load using nontable data.
 OCDELETE  Deletes a previously defined ocean load.
 OCLIST  Summarizes all currently defined ocean loads.
 OCREAD  Reads externally defined ocean data.

OCTABLE
 Defines an ocean load using table data.
 OCTYPE  Specifies the type of ocean load data to follow.
 OCZONE  Specifies the type of ocean zone data to follow.
 OMEGA  Specifies the rotational velocity of the structure.
 OPERATE  Specifies "Operation data" as the subsequent status topic.
 OPNCONTROL  Sets decision parameter for automatically increasing the
time step interval.
 OUTAERO  Outputs the superelement matrices and load vectors to formatted
files for aeroelastic analysis.
 OUTOPT  Specifies "Output options" as the subsequent status topic.
 OUTPR  Controls the solution printout.
 /OUTPUT  Redirects text output to a file or to the screen.
 OUTRES  Controls the solution data written to the database.
 OVCHECK  Checks for overconstraint among constraint equations and
Lagrange multipliers.
 XVII. P Commands
 PADELE  Deletes a defined path.
 /PAGE  Defines the printout and screen page size.
 PAGET  Writes current path information into an array variable.
 PAPUT  Retrieves path information from an array variable.
 PARESU  Restores previously saved paths from a file.
 PARTSEL  Selects a subset of parts in an explicit dynamic analysis.
 PARRES  Reads parameters from a file.
 PARSAV  Writes parameters to a file.
 PASAVE  Saves selected paths to an external file.
 PATH  Defines a path name and establishes parameters for the path.
 PAUSE  Temporarily releases the current product license.
 /PBC  Shows boundary condition (BC) symbols and values on displays.
 /PBF  Shows magnitude of body force loads on displays.

PCALC
 Forms additional labeled path items by operating on existing path
items.
 PCGOPT  Controls PCG solver options.
 PCIRC  Creates a circular area centered about the working plane origin.
 /PCIRCLE  Creates an annotation circle (GUI).
 /PCOPY  Automatically generates hard copies for HP UNIX work stations.
 PCROSS  Calculates the cross product of two path vectors along the current
path.
 PDEF  Interpolates an item onto a path.
 PDOT  Calculates the dot product of two path vectors along the current
path.
 PERBC2D  Generates periodic constraints for 2D planar magnetic field analyses.
 PERTURB  Sets linear perturbation analysis options.
 PFACT  Calculates participation factors for the PSD or multipoint
response spectrum table.
 PHYSICS  Writes, reads, or lists all element information
 PIVCHECK  Controls the behavior of an analysis when a negative or
zero equation solver pivot value is encountered.
 PLAS  Plots a specified acoustic quantity during postprocessing of an acoustic
analysis.
 PLCAMP  Plots Campbell diagram data for applications involving
rotating structure dynamics.
 PLCFREQ  Plots the frequency response for the given CYCSPEC specification.
 PLCHIST  Plots a histogram of the frequency response of each sector
for the given CYCSPEC specification.
 PLCINT  Plots the fracture parameter (CINT)
result data.
 PLCPLX  Specifies the part of a complex variable to display.
 PLDISP  Displays the displaced structure.
 PLESOL  Displays the solution results as discontinuous element
contours.
 PLETAB  Displays element table items.
 PLFAR  Plots pressure far fields and far field parameters.
 PLF2D  Generates a contour line plot of equipotentials.
 PLGEOM  Plots target and source geometries.
 PLLS  Displays element table items as contoured areas along
elements.
 PLMAP  Plots target and source pressures.
 PLMC  Plots the modal coordinates from a modesuperposition
solution.
 PLNEAR  Plots the pressure in the near zone exterior to the equivalent
source surface.
 PLNSOL  Displays results as continuous contours.
 /PLOPTS  Controls graphics options on subsequent displays.
 PLORB  Displays the orbital motion of a rotating structure
 PLOT  Forms a display.
 PLOTTING  Specifies "Plotting settings" as the subsequent status topic.
 PLPAGM  Displays path items along the path geometry.
 PLPATH  Displays path items on a graph.
 PLSECT  Displays membrane and membraneplusbending linearized stresses.
 PLTIME  Defines the time range for which data are to be displayed.
 PLTRAC  Displays a particle flow or charged particle trace on
an element display.
 PLVAR  Displays up to ten variables in the form of a graph.
 PLVECT  Displays results as vectors.
 PLZZ  Plots the interference diagram from a cyclic modal analysis.
 /PMACRO  Specifies that macro contents be written to the session log file.
 PMAP  Creates mapping of the path geometry by defining path interpolation
division points.
 PMGTRAN  Summarizes electromagnetic results from a transient analysis.
 PMLOPT  Defines perfectly matched layers (PMLs) or irregular perfectly
matched layers (IPML).
 PMLSIZE  Determines number of PML or IPML layers.
 /PMORE  Creates an annotation polygon (GUI).
 PNGR  Provides PNG file export for ANSYS displays.
 /PNUM  Controls entity numbering/coloring on plots.
 POINT  Specifies "Point flow tracing settings" as the subsequent status
topic.
 POLY  Creates a polygonal area based on working plane coordinate pairs.

/POLYGON
 Creates annotation polygons (GUI).
 /POST1  Enters the database results postprocessor.
 /POST26  Enters the timehistory results postprocessor.
 POWERH  Calculates the rms power loss in a conductor or lossy
dielectric.
 PPATH  Defines a path by picking or defining nodes, or locations on the
currently active working plane, or by entering specific coordinate locations.
 PRANGE  Determines the path range.
 PRAS  Prints a specified acoustic quantity during postprocessing of an
acoustic analysis.
 PRCAMP  Prints Campbell diagram data for applications involving
rotating structure dynamics.

PRCINT
 Lists the fracture parameter (CINT)
results data.
 PRCPLX  Defines the output form for complex variables.
 PRED  Activates a predictor in a nonlinear analysis.
 PRENERGY  Prints the total energies of a model or the energies of the specified
components.
 /PREP7  Enters the model creation preprocessor.
 PRERR  Prints SEPC and TEPC.
 PRESOL  Prints the solution results for elements.
 PRETAB  Prints the element table items.
 PRFAR  Prints acoustic far field parameters.
 PRI2  Creates a polygonal area or a prism volume by vertices (GUI).
 PRIM  Specifies "Solid model primitives" as the subsequent status topic.
 PRINT  Specifies "Print settings" as the subsequent status topic.
 *PRINT  Prints the matrix values to a file.
 PRISM  Creates a prism volume based on working plane coordinate pairs.
 PRITER  Prints solution summary data.
 PRJSOL  Prints joint element output.
 PRNEAR  Prints the pressure in the near zone exterior to the equivalent
source surface.
 PRNLD  Prints the summed element nodal loads.
 PRNSOL  Prints nodal solution results.
 PROD  Multiplies variables.
 PRORB  Prints the orbital motion characteristics of a rotating
structure
 PRPATH  Prints path items along a geometry path.
 PRRFOR  Prints the constrained node reaction solution. Used with
the FORCE command.
 PRRSOL  Prints the constrained node reaction solution.
 PRSCONTROL  Specifies whether to include pressure load stiffness in
the element stiffness formation.
 PRSECT  Calculates and prints linearized stresses along a section
path.
 PRTIME  Defines the time range for which data are to be listed.
 PRVAR  Lists variables vs. time (or frequency).
 PRVECT  Prints results as vector magnitude and direction cosines.
 PSCONTROL  Enables or disables sharedmemory parallel operations.
 PSCR  Specifies various PostScript options.
 PSDCOM  Specifies the power spectral density mode combination
method.
 PSDFRQ  Defines the frequency points for the input spectrum tables
PSDVAL vs. PSDFRQ for PSD analysis.
 PSDGRAPH  Displays input PSD curves.
 PSDRES  Controls solution output written to the results file from
a PSD analysis.
 PSDSPL  Defines a partially correlated excitation in a PSD analysis.
 PSDUNIT  Defines the type of input PSD.
 PSDVAL  Defines PSD values.
 PSDWAV  Defines a wave propagation excitation in a PSD analysis.
 /PSEARCH  Specifies a directory to be searched for "unknown command" macro
files.
 PSEL  Selects a path or paths.
 /PSF  Shows surface load symbols on model displays.
 PSMAT  Writes an assembled global matrix to a postscript format
that graphically displays nonzero matrix values.

PSMESH
 Create and mesh a pretension section

/PSPEC
 Creates annotation polygon attributes (GUI).
 /PSTATUS  Displays the global or window display specifications.
 PSTRES  Specifies whether prestress effects are calculated or
included.
 /PSYMB  Shows various symbols on displays.
 PSYS  Sets the PML element coordinate system attribute pointer.
 PTR  Dumps the record of a binary file.
 PTXY  Defines coordinate pairs for use in polygons and prisms.
 PVECT  Interpolates a set of items onto a path.
 /PWEDGE  Creates an annotation wedge (GUI).
 XVIII. Q Commands
 QDVAL  Defines PSD quadspectral values.
 QRDOPT  Specifies additional QRDAMP modal analysis options.
 QSOPT  Specifies quasi static radiation options.

QUAD
 Generates a quadratic line of nodes from three nodes.
 /QUIT  Exits a processor.
 QUOT  Divides two variables.
 XIX. R Commands
 R  Defines the element real constants.
 RACE  Defines a "racetrack" current source.

RADOPT
 Specifies Radiosity Solver options.
 RAPPND  Appends results data from the database to the results file.

RATE
 Specifies whether the effect of creep strain rate will be used
in the solution of a load step.
 /RATIO  Distorts the object geometry.
 RBE3  Distributes the force/moment applied at the master node to a set
of slave nodes, taking into account the geometry of the slave nodes as well
as weighting factors.
 RCON  Specifies "Real constants" as the subsequent status topic.
 RCYC  Calculates cyclic results for a modesuperposition harmonic
solution.
 RDEC  Defines the decimation parameters used by the radiosity solver
method.
 RDELE  Deletes real constant sets.
 READ  Reads coordinate and pressure data from a file.
 REAL  Sets the element real constant set attribute pointer.
 REALVAR  Forms a variable using only the real part of a complex variable.
 RECTNG  Creates a rectangular area anywhere on the working plane.
 REMESH  Specifies the starting and ending remeshing points, and
other options, for rezoning.
 *REMOVE  Suppresses rows or columns of a dense matrix or a vector.
 /RENAME  Renames a file.
 *REPEAT  Repeats the previous command.
 /REPLOT  Automatically reissues the last display command for convenience.
 RESCOMBINE  Reads results from local results files into the database
after a distributed memory parallel (Distributed ANSYS) solution.
 RESCONTROL  Controls file writing for multiframe restarts.
 RESET  Resets all POST1 or POST26 specifications to initial defaults.
 /RESET  Resets display specifications to their initial defaults.
 RESP  Generates a response spectrum.
 RESUME  Resumes the database from the database file.
 RESVEC  Calculates or includes residual
vectors or residual responses
 RESWRITE  Appends results data from the database to a results file.
 *RETURN  Returns input stream to a higher level.
 REXPORT  Exports displacements from an implicit run to ANSYS LSDYNA.
 REZONE  Initiates the rezoning process, sets rezoning options,
and rebuilds the database.
 RFORCE  Specifies the total reaction force data to be stored.
 /RGB  Specifies the RGB color values for indices and contours.
 RIGID  Specifies known rigid body modes (if any) of the model.
 RIGRESP  Specifies the rigid response calculation.
 RIMPORT  Imports initial stresses from an explicit dynamics run into ANSYS.
 RLIST  Lists the real constant sets.
 RMALIST  Lists all defined master nodes for a ROM method.
 RMANL  Assigns model database, dimensionality, and operating direction
for the ROM method.
 RMASTER  Defines master nodes for the ROM method.
 RMCAP  Defines lumped capacitance pairs between conductors C1 and C2
for a ROM method.
 RMCLIST  Lists all lumped capacitance pairs defined.
 /RMDIR  Removes (deletes) a directory.
 RMFLVEC  Writes eigenvectors of fluid nodes to a file for use in damping
parameter extraction.
 RMLVSCALE  Defines element load vector scaling for a ROM use pass.
 RMMLIST  Lists all mode specifications for the ROM method.
 RMMRANGE  Defines and edits various modal parameters for the ROM method.
 RMMSELECT  Selects modes for the ROM method.
 RMNDISP  Extracts neutral plane displacements from a test load or element
load solution for the ROM method.
 RMNEVEC  Extracts neutral plane eigenvectors from a modal analysis for
the ROM method.
 RMODIF  Modifies real constant sets.
 RMORE  Adds real constants to a set.
 RMPORDER  Defines polynomial orders for ROM functions.
 RMRESUME  Resumes ROM data from a file.
 RMRGENERATE  Performs fitting procedure for all ROM functions to generate response
surfaces.
 RMROPTIONS  Defines options for ROM response surface fitting.
 RMRPLOT  Plots response surface of ROM function or its derivatives with
respect to the dominant mode(s).
 RMRSTATUS  Prints status of response surface for ROM function.
 RMSAVE  Saves ROM data to file.
 RMSMPLE  Runs finite element solutions and obtains sample points for the
ROM method.
 RMUSE  Activates ROM use pass for ROM elements.
 RMXPORT  Exports ROM model to external VHDLAMS simulator.

ROCK
 Specifies a rocking response spectrum.
 ROSE  Specifies the Rosenblueth mode combination method.
 RPOLY  Creates a regular polygonal area centered about the working plane
origin.
 RPR4  Creates a regular polygonal area or prism volume anywhere on the
working plane.
 RPRISM  Creates a regular prism volume centered about the working plane
origin.
 RPSD  Calculates response power spectral density (PSD).
 RSOPT  Creates or loads the radiosity mapping data file for SURF251 or SURF252 element
types.
 RSPLIT  Creates one or more results file(s) from the current results
file based on subsets of elements.

RSTMAC
 Calculates modal assurance criterion (MAC) and matches
nodal solutions from two results files or from one results file and
one universal format file.
 RSTOFF  Offsets node or element IDs in the FE geometry record.
 RSURF  Generates the radiosity surface elements (SURF251/SURF252) and stores
them in the database.

RSYMM
 Defines symmetry, rotation, or extrusion parameters for the
radiosity method.
 RSYS  Activates a coordinate system for printout or display
of element and nodal results.
 RTHICK  Defines variable thickness at nodes for shell elements.
 XX. S Commands
 SABS  Specifies absolute values for element table operations.
 SADD  Forms an element table item by adding two existing items.
 SALLOW  Defines the allowable stress table for safety factor calculations.
 SAVE  Saves all current database information.
 SBCLIST  Lists solid model boundary conditions.
 SBCTRAN  Transfers solid model loads and boundary conditions to the FE
model.
 *SCAL  Scales a vector or matrix by a constant.
 SCOPT  Specifies System Coupling options.
 SDELETE  Deletes sections from the database.
 SE  Defines a superelement.
 SECCONTROL  Supplements or overrides default section properties.

SECDATA
 Describes the geometry of a section.
 SECFUNCTION  Specifies shell section thickness as a tabular function.
 SECJOINT  Defines local coordinate systems at joint element nodes and other
data for joint elements.
 /SECLIB  Sets the default section library path for the SECREAD command.
 SECLOCK  Specifies locks on the components of relative motion in a joint
element.
 SECMODIF  Modifies a pretension section
 SECNUM  Sets the element section attribute pointer.
 SECOFFSET  Defines the section offset for cross sections.
 SECPLOT  Plots the geometry of a beam, pipe, shell, or reinforcing
section to scale.
 SECREAD  Reads a custom section library or a userdefined section
mesh into ANSYS.
 SECSTOP  Specifies stops on the components of relative motion in a joint
element.
 SECTYPE  Associates section type information with a section ID
number.
 SECWRITE  Creates an ASCII file containing user mesh section information.
 SED  Defines the excitation direction for response spectrum
and PSD analyses.
 SEDLIST  Lists the DOF solution of a superelement after the use
pass.
 SEEXP  Specifies options for the substructure expansion pass.
 /SEG  Allows graphics data to be stored in the local terminal memory.
 SELIST  Lists the contents of a superelement matrix file.
 SELM  Specifies "Superelements" as the subsequent status topic.
 SELTOL  Sets the tolerance for subsequent select operations.
 SENERGY  Determines the stored magnetic energy or coenergy.
 SEOPT  Specifies substructure analysis options.
 SESYMM  Performs a symmetry operation on a superelement within the use
pass.

*SET
 Assigns values to usernamed parameters.
 SET  Defines the data set to be read from the results file.
 SETFGAP  Updates or defines the real constant table for squeeze film elements.
 SETRAN  Creates a superelement from an existing superelement.
 SEXP  Forms an element table item by exponentiating and multiplying.
 SF  Specifies surface loads on nodes.
 SFA  Specifies surface loads on the selected areas.
 SFACT  Allows safety factor or margin of safety calculations to be made.
 SFADELE  Deletes surface loads from areas.
 SFALIST  Lists the surface loads for the specified area.
 SFBEAM  Specifies surface loads on beam and pipe elements.
 SFCALC  Calculates the safety factor or margin of safety.
 SFCUM  Specifies that surface loads are to be accumulated.
 SFDELE  Deletes surface loads.
 SFE  Specifies surface loads on elements.
 SFEDELE  Deletes surface loads from elements.
 SFELIST  Lists the surface loads for elements.
 SFFUN  Specifies a varying surface load.
 SFGRAD  Specifies a gradient (slope) for surface loads.
 SFL  Specifies surface loads on lines of an area.
 SFLDELE  Deletes surface loads from lines.
 SFLEX  Sets flexibility factors for the currently defined pipe
element section.
 SFLIST  Lists surface loads.
 SFLLIST  Lists the surface loads for lines.
 SFSCALE  Scales surface loads on elements.
 SFTRAN  Transfer the solid model surface loads to the finite element model.
 /SHADE  Defines the type of surface shading used with Zbuffering.
 SHELL  Selects a shell element or shell layer location for results
output.
 /SHOW  Specifies the device and other parameters for graphics
displays.
 /SHOWDISP  Defines the display driver name.
 SHPP  Controls element shape checking.
 SHSD  Creates or deletes a shellsolid interface to be used in shelltosolid
assemblies.
 /SHRINK  Shrinks elements, lines, areas, and volumes for display
clarity.
 SLIST  Summarizes the section properties for all defined sections
in the current session.
 SLOAD  Load a pretension section.
 SMALL  Finds the smallest of three variables.
 *SMAT  Creates a sparse matrix.
 SMAX  Forms an element table item from the maximum of two other items.
 /SMBC  Controls the display of solid model boundary condition
symbols and labels.
 SMBODY  Specifies "Body loads on the solid model" as the subsequent status
topic.
 SMCONS  Specifies "Constraints on the solid model" as the subsequent status
topic.
 SMFOR  Specifies "Forces on the solid model" as the subsequent status
topic.
 SMIN  Forms an element table item from the minimum of two other items.
 SMOOTH  Allows smoothing of noisy data and provides a graphical representation
of the data.
 SMRTSIZE  Specifies meshing parameters for automatic (smart) element
sizing.
 SMSURF  Specifies "Surface loads on the solid model" as the subsequent
status topic.
 SMULT  Forms an element table item by multiplying two other items.
 SNOPTION  Specifies Supernode (SNODE) eigensolver options.
 SOLU  Specifies solution summary data per substep to be stored.
 /SOLU  Enters the solution processor.
 SOLUOPT  Specifies "Solution options" as the subsequent status topic.
 SOLVE  Starts a solution.
 *SORT  Sorts the values of the specified vector.
 SORT  Specifies "Sort settings" as the subsequent status topic.
 SOURCE  Defines a default location for undefined nodes or keypoints.
 SPACE  Defines a space node for radiation using the Radiation Matrix
method.
 SPCNOD  Defines a space node for radiation using the Radiosity method.
 SPCTEMP  Defines a freespace ambient temperature for radiation using the
Radiosity method.
 SPDAMP  Defines input spectrum damping in a multipoint response
spectrum analysis.
 SPEC  Specifies "Miscellaneous specifications" as the subsequent status
topic.
 SPFREQ  Defines the frequency points for the input spectrum tables SPVAL vs. SPFREQ for multipoint spectrum
analysis.
 SPGRAPH  Displays input spectrum curves for MPRS analysis.
 SPH4  Creates a spherical volume anywhere on the working plane.
 SPH5  Creates a spherical volume by diameter end points.
 SPHERE  Creates a spherical volume centered about the working plane origin.
 SPLINE  Generates a segmented spline through a series of keypoints.
 SPLOT  Displays the selected areas and a faceted view of their underlying
surfaces
 SPMWRITE  Calculates the statespace matrices and writes them to
the SPM file.
 SPOINT  Defines a point for force/moment summations or inertia calculation
 SPOPT  Selects the spectrum type and other spectrum options.
 SPREAD  Turns on a dashed tolerance curve for the subsequent curve plots.
 SPTOPT  Specifies "Spectrum analysis options" as the subsequent status
topic.
 SPUNIT  Defines the type of multipoint response spectrum.
 SPVAL  Defines multipoint response spectrum values.

SQRT
 Forms the square root of a variable.
 *SREAD  Reads a file into a string array parameter.
 SRSS  Specifies the square root of sum of squares mode combination
method.

SSBT
 Specifies preintegrated bending thermal effects for shell sections.
 /SSCALE  Sets the contour multiplier for topographic displays.
 SSLN  Selects and displays small lines in the model.

SSMT
 Specifies preintegrated membrane thermal effects for shell sections.
 SSOPT
 Defines a solution option for soil analysis.

SSPA
 Specifies a preintegrated membrane stiffness for shell sections.

SSPB
 Specifies a preintegrated coupling stiffness for shell
sections.

SSPD
 Specifies a preintegrated bending stiffness for shell sections.

SSPE
 Specifies a preintegrated transverse shear stiffness for shell
sections.
 SSPM  Specifies mass density for a preintegrated shell section.
 SSUM  Calculates and prints the sum of element table items.
 SSTATE  Defines a steadystate rolling analysis.
 STABILIZE  Activates stabilization for all elements that support
nonlinear stabilization.
 STAT  Displays the status of database settings.
 *STATUS  Lists the current parameters and abbreviations.
 /STATUS  Lists the status of items for the run.
 STEF  Specifies StefanBoltzmann radiation constant.
 /STITLE  Defines subtitles.
 STORE  Stores data in the database for the defined variables.
 SUBOPT  Specifies Subspace (SUBSP) eigensolver options.
 SUBSET  Reads results for the selected portions of the model.
 SUCALC  Create new result data by operating on two existing result data
sets on a given surface.
 SUCR  Create a surface.
 SUDEL  Delete geometry information as well as any mapped results for
specified surface.
 SUEVAL  Perform operations on a mapped item and store result in a scalar
parameter.
 SUGET  Moves surface geometry and mapped results to an array parameter.
 SUMAP  Map results onto selected surface(s).
 SUMTYPE  Sets the type of summation to be used in the following load case
operations.
 SUPL  Plot result data on all selected surfaces or on a specified surface.
 SUPR  Print global status, geometry information and/or result information.
 SURESU  Read a set of surface definitions and result items from a file
and make them the current set.
 SUSAVE  Saves surface definitions to a file.
 SUSEL  Selects a subset of surfaces
 SUVECT  Create new result data by operating on two existing result vectors
on a given surface.
 SV  Defines spectrum values to be associated with frequency points.
 SVPLOT  Displays input spectrum curves.
 SVTYP  Defines the type of singlepoint response spectrum.
 SWADD  Adds more surfaces to an existing spot weld set.
 SWDEL  Deletes spot weld sets.
 SWGEN  Creates a new spot weld set.
 SWLIST  Lists spot weld sets.
 SYNCHRO  Specifies whether the excitation frequency is synchronous
or asynchronous with the rotational velocity of a structure.
 /SYP  Passes a command string and arguments to the operating
system.
 /SYS  Passes a command string to the operating system.
 XXI. T Commands
 TALLOW  Defines the temperature table for safety factor calculations.
 TARGET  Specifies the target nodes for mapping pressures onto
surface effect elements.
 *TAXIS  Defines table index numbers.

TB
 Activates a data table for material
properties or special element input.
 TBCOPY  Copies a data table from one material
to another.
 TBDATA  Defines data for the material data table.
 TBDELE  Deletes previously defined material data tables.
 TBEO  Sets special options or parameters for material data tables.
 TBIN  Sets parameters used for interpolation of
the material data
tables.
 TBFIELD  Defines values of field variables for material data tables.
 TBFT  Performs material curvefitting operations.
 TBLE  Specifies "Data table properties" as the subsequent status
topic.
 TBLIST  Lists the material data tables.
 TBMODIF  Modifies data for the material data table (GUI).
 TBPLOT  Displays the material data table.
 TBPT  Defines a point on a nonlinear data curve.
 TBTEMP  Defines a temperature for a material data table.
 TCHG  Converts 20node degenerate tetrahedral elements to their
10node nondegenerate counterparts.
 /TEE  Writes a list of commands to a specified file at the same
time that the commands are being executed.
 TERM  Specifies various terminal driver options.
 THEXPAND  Enables or disables thermal loading
 THOPT  Specifies nonlinear transient thermal solution options.
 TIFF  Provides TIFF file Export for ANSYS Displays.
 TIME  Sets the time for a load step.
 TIMERANGE  Specifies the time range for which data are to be stored.
 TIMINT  Turns on transient effects.
 TIMP  Improves the quality of tetrahedral elements that are
not associated with a volume.
 TINTP  Defines transient integration parameters.
 /TITLE  Defines a main title.
 /TLABEL  Creates annotation text (GUI).
 TOFFST  Specifies the temperature offset from absolute zero to zero.
 *TOPER  Operates on table parameters.
 TORUS  Creates a toroidal volume.
 TRANS  Reformats File.GRPH for improved performance
with plotters.
 TRANSFER  Transfers a pattern of nodes to another coordinate system.
 *TREAD  Reads data from an external file into a table array parameter.
 TREF  Defines the reference temperature for thermal strain calculations.
 /TRIAD  Shows the global XYZ coordinate triad on displays.
 /TRLCY  Specifies the level of translucency.
 TRNOPT  Specifies transient analysis options.
 TRPDEL  Deletes particle flow or charged particle trace points.
 TRPLIS  Lists the particle flow or charged particle trace points.
 TRPOIN  Defines a point through which a particle flow or charged particle
trace will travel.
 TRTIME  Defines the options used for the PLTRAC (particle
flow or charged particle trace) command.
 TSHAP  Defines simple 2D and 3D geometric surfaces for target segment
elements.

/TSPEC
 Creates annotation text attributes (GUI).
 TSRES  Defines an array of key times at which the timestepping strategy
changes.
 TUNIF  Assigns a uniform temperature to all nodes.
 TVAR  Changes time to the cumulative iteration number.
 /TXTRE  Controls application of texture to selected items.
 /TYPE  Defines the type of display.
 TYPE  Sets the element type attribute pointer.
 XXII. U Commands
 /UCMD  Assigns a userdefined command name.
 /UDOC  Determines position and content for the multilegend options.
 /UI  Activates specified GUI dialog boxes.
 UIMP  Defines constant material properties (GUI).
 /UIS  Controls the GUI behavior.
 *ULIB  Identifies a macro library file.
 UNDELETE  Removes results sets from the group of sets selected for editing.
 UNDO  Allows the user to modify or save commands issued since the last
RESUME or SAVE command.
 /UNITS  Annotates the database with the system of units used.
 UNPAUSE  Restores use of a temporarily released product license.
 UPCOORD  Modifies the coordinates of the active set of nodes, based
on the current displacements.
 UPGEOM  Adds displacements from a previous analysis and updates
the geometry of the finite element model to the deformed configuration.
 *USE  Executes a macro file.
 /USER  Conveniently resets /FOCUS and /DIST to
USER.
 USRCAL  Allows usersolution subroutines to be activated or deactivated.
 USRDOF  Specifies the degrees of freedom for the userdefined
element USER300.
 USRELEM  Specifies the characteristics of the userdefined element USER300.
 XXIII. V Commands
 V  Defines a volume through keypoints.
 V2DOPT  Specifies 2D/axisymmetric view factor calculation options.
 VA  Generates a volume bounded by existing areas.
 *VABS  Applies the absolute value function to array parameters.
 VADD  Adds separate volumes to create a single volume.
 VARDEL  Deletes a variable (GUI).
 VARNAM  Names (or renames) a variable.
 VATT  Associates element attributes with the selected, unmeshed volumes.
 VCLEAR  Deletes nodes and volume elements associated with selected volumes.
 *VCOL  Specifies the number of columns in matrix operations.

/VCONE
 Defines the view cone angle for perspective displays.
 VCROSS  Forms element table items from the cross product of two vectors.
 *VCUM  Allows array parameter results to add to existing results.
 VDDAM  Specifies the velocity spectrum computation constants
for the analysis of shock resistance of shipboard structures.
 VDELE  Deletes unmeshed volumes.
 VDGL  Lists keypoints of a volume that lie on a parametric degeneracy.
 VDOT  Forms an element table item from the dot product of two vectors.
 VDRAG  Generates volumes by dragging an area pattern along a path.
 *VEC  Creates a vector.
 *VEDIT  Allows numerical array parameters to be graphically edited.
 VEORIENT  Specifies brick element orientation for volume mapped (hexahedron)
meshing.
 VEXT  Generates additional volumes by extruding areas.
 *VFACT  Applies a scale factor to array parameters.
 *VFILL  Fills an array parameter.
 VFOPT  Specifies options for the view
factor file and calculates view factors.
 VFQUERY  Queries and prints element Hemicube view factors and average view
factor.
 VFSM  Adjusts view factor matrix to satisfy reciprocity and/or
row sum properties.

*VFUN  Performs a function on a single array parameter.
 VGEN  Generates additional volumes from a pattern of volumes.
 *VGET  Retrieves values and stores them into an array parameter.
 VGET  Moves a variable into an array parameter vector.
 VGLUE  Generates new volumes by "gluing" volumes.
 /VIEW  Defines the viewing direction for the display.
 VIMP  Improves the quality of the tetrahedral elements in the
selected volume(s).
 VINP  Finds the pairwise intersection of volumes.
 VINV  Finds the intersection of volumes.
 *VITRP  Forms an array parameter by interpolation of a table.
 *VLEN  Specifies the number of rows to be used in array parameter operations.
 VLIST  Lists the defined volumes.
 VLSCALE  Generates a scaled set of volumes from a pattern of volumes.
 *VMASK  Specifies an array parameter as a masking vector.
 VMESH  Generates nodes and volume elements within volumes.
 VOFFST  Generates a volume, offset from a given area.
 VOLUMES  Specifies "Volumes" as the subsequent status topic.

*VOPER  Operates on two array parameters.
 VOVLAP  Overlaps volumes.
 *VPLOT  Graphs columns (vectors) of array parameters.
 VPLOT  Displays the selected volumes.
 VPTN  Partitions volumes.
 *VPUT  Restores array parameter values into the ANSYS database.
 VPUT  Moves an array parameter vector into a variable.
 *VREAD  Reads data and produces an array parameter vector or matrix.
 VROTAT  Generates cylindrical volumes by rotating an area pattern about
an axis.
 VSBA  Subtracts areas from volumes.
 VSBV  Subtracts volumes from volumes.
 VSBW  Subtracts intersection of the working plane from volumes (divides
volumes).
 /VSCALE  Scales the length of displayed vectors.
 *VSCFUN  Determines properties of an array parameter.
 VSEL  Selects a subset of volumes.
 VSLA  Selects those volumes containing the selected areas.
 *VSTAT  Lists the current specifications for the array parameters.
 VSUM  Calculates and prints geometry statistics of the selected volumes.
 VSWEEP  Fills an existing unmeshed volume with elements by sweeping the
mesh from an adjacent area through the volume.
 VSYMM  Generates volumes from a volume pattern by symmetry reflection.
 VTRAN  Transfers a pattern of volumes to another coordinate system.
 VTYPE  Specifies the viewing procedure used to determine the form factors
for the Radiation Matrix method.
 /VUP  Specifies the global Cartesian coordinate system reference orientation.
 *VWRITE  Writes data to a file in a formatted sequence.
 XXIV. W Commands
 /WAIT  Causes a delay before the reading of the next command.
 /WINDOW  Defines the window size on the screen.
 WPAVE  Moves the working plane origin to the average of specified points.
 WPCSYS  Defines the working plane location based on a coordinate
system.
 WPLANE  Defines a working plane to assist in picking operations.
 WPOFFS  Offsets the working plane.
 WPROTA  Rotates the working plane.
 WPSTYL  Controls the display and style of the working plane.
 WRFULL  Stops solution after assembling global matrices.
 WRITE  Writes the radiation matrix file.
 WRITEMAP  Writes interpolated pressure data to a file.
 *WRK  Sets the active workspace number.
 WSPRINGS  Creates weak springs on corner nodes of a bounding box
of the currently selected elements.
 WTBCREATE  Creates a USER300 element to
model the turbine for full aeroelastic coupling analysis and specifies
relevant settings for the analysis.
 XXV. X Commands
 XFDATA  Defines a crack in the model by specifying nodal level
set values
 XFENRICH  Defines parameters associated with crack propagation using
XFEM
 XFLIST  Lists enrichment details and associated crack information
 /XFRM  Controls the centroid or the axis of dynamic rotation.
 /XRANGE  Specifies a linear abscissa (X) scale range.
 XVAR  Specifies the X variable to be displayed.
 XXVI. Y Commands
 /YRANGE  Specifies a linear ordinate (Y) scale range.
 XXVII. Z Commands
 /ZOOM  Zooms a region of a display window.