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Explain characteristics of shape function

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Explain characteristics of shape function

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written 6.7 years ago by | modified 6.5 years ago by |

**Shape Functions:** Shape functions are the polynomials meant to describe the variation of primary variable along the domain of element.

**Characteristic of Shape function**

- Value of shape function of particular node is one and is zero to all other nodes.
- Sum of all shape function is one.
- Sum of the derivative of all the shape functions for a particular primary variable is zero.

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