PPT Slide

Tetrahedron TP2 Implementation

(Hierarchical Quadratic Shape Function)

r

s

t

0

1

2

3

End node 0

• N0 = 1 when r=1

• N0 = 0 at other nodal locations

4

5

6

7

9

Edge 4

• Any quadratic polynomial of r and s

that yields 0 at node 0 (r=1, s=0)

and node 1 (s=1, r=0).

8

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