Studies in material parameter sensitivit
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M.A. GutiΓ©rrez; R. de Borst
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Article
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1998
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Elsevier Science
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English
β 943 KB
A methodology is presented for the evaluation of the material parameter sensitivity of softening solids. The algorithm is based on the differentiation of the implicit (Euler-backward) return-mapping algorithm used for integration of the constitutive equations and the system of nonlinear algebraic eq