Question: Show that the Westergaard stress function: with A = S/2 solves the central crack problem shown in Fig. 10.19. Fig 10.19 Z(z) Sz (2-a) 2

Show that the Westergaard stress function:

Z(z) Sz (2-a) 2 NIS

with A = S/2 solves the central crack problem shown in Fig. 10.19.

Fig 10.19

a a =S X

Z(z) Sz (2-a) 2 NIS

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