11.2. 2-D Lines

This section contains shape functions for line elements without and with rotational degrees of freedom (RDOF).

Figure 11.1:  2-D Line Element

2-D Line Element

11.2.1. 2-D Lines without RDOF

These shape functions are for 2-D line elements without RDOF.

(11–1)

(11–2)

(11–3)

11.2.2. 2-D Lines with RDOF

These shape functions are for 2-D line elements with RDOF.

(11–4)

(11–5)

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