complement of 3897: add isotropic and anisotropic Barlat 1991 to the dictionary
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@ -204,10 +204,17 @@ fittingCriteria = {
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'Drucker' :{'fit' :np.ones(2,'d'),'err':np.inf,
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'name' :'Drucker',
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'paras':'Initial yield stress, C_D:'},
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'Barlat1991iso' :{'fit' :np.ones(2,'d'),'err':np.inf,
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'name' :'Barlat1991iso',
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'paras':'Initial yield stress, m:'},
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'Barlat1991aniso':{'fit' :np.ones(8,'d'),'err':np.inf,
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'name' :'Barlat1991aniso',
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'paras':'Initial yield stress, m, a, b, c, f, g, h:'},
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'worst' :{'err':np.inf},
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'best' :{'err':np.inf}
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}
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thresholdParameter = ['totalshear','equivalentStrain']
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#---------------------------------------------------------------------------------------------------
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@ -276,7 +283,13 @@ class Criterion(object):
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elif self.name.lower() == 'hill48':
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funResidum = Hill1948
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text = '\nCoefficient of Hill1948 criterion:\n[F, G, H, L, M, N]:\n'+formatOutput(6)
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elif self.name.lower() == 'barlat91iso':
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funResidum = Barlat1991iso
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text = '\nCoefficient of isotropic Barlat 1991 criterion:\nsigma0, m:\n'+formatOutput(2)
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elif self.name.lower() == 'barlat91aniso':
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funResidum = Barlat1991iso
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text = '\nCoefficient of anisotropic Barlat 1991 criterion:\nsigma0, \m, a, b, c, f, g, h:\n' \
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+formatOutput(8)
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if fitResults == []:
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initialguess = fittingCriteria[funResidum.__name__]['fit']
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else:
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