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Add compressible Neo-Hookean material formulation #585

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adtzlr opened this issue Dec 13, 2023 · 0 comments · Fixed by #586

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adtzlr commented Dec 13, 2023 •

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Strain Energy Function

$$ \psi(\boldsymbol{C}) = \frac{\mu}{2} \text{tr}(\boldsymbol{C}) - \mu \ln(J) + \frac{\lambda}{2} \ln(J)^2 $$

see e.g. Bonet & Wood, section 6.4.3 Compressible Neo-Hookean Material

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Add compressible Neo-Hookean material formulation #586

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adtzlr closed this as completed in #586

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