sfepy.terms.terms_constraints module¶
-
class
sfepy.terms.terms_constraints.
NonPenetrationPenaltyTerm
(name, arg_str, integral, region, **kwargs)[source]¶ Non-penetration condition in the weak sense using a penalty.
- Definition
\int_{\Gamma} c (\ul{n} \cdot \ul{v}) (\ul{n} \cdot \ul{u})
- Call signature
dw_non_penetration_p
(material, virtual, state)
- Arguments
material : c
virtual : \ul{v}
state : \ul{u}
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arg_shapes
= {'material': '1, 1', 'state': 'D', 'virtual': ('D', 'state')}¶
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arg_types
= ('material', 'virtual', 'state')¶
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integration
= 'surface'¶
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name
= 'dw_non_penetration_p'¶
-
class
sfepy.terms.terms_constraints.
NonPenetrationTerm
(name, arg_str, integral, region, **kwargs)[source]¶ Non-penetration condition in the weak sense.
- Definition
\int_{\Gamma} c \lambda \ul{n} \cdot \ul{v} \mbox{ , } \int_{\Gamma} c \hat\lambda \ul{n} \cdot \ul{u} \\ \int_{\Gamma} \lambda \ul{n} \cdot \ul{v} \mbox{ , } \int_{\Gamma} \hat\lambda \ul{n} \cdot \ul{u}
- Call signature
dw_non_penetration
(opt_material, virtual, state)
(opt_material, state, virtual)
- Arguments 1
material : c (optional)
virtual : \ul{v}
state : \lambda
- Arguments 2
material : c (optional)
state : \ul{u}
virtual : \hat\lambda
-
arg_shapes
= [{'opt_material': '1, 1', 'virtual/grad': ('D', None), 'state/grad': 1, 'virtual/div': (1, None), 'state/div': 'D'}, {'opt_material': None}]¶
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arg_types
= (('opt_material', 'virtual', 'state'), ('opt_material', 'state', 'virtual'))¶
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static
function
(out, val_qp, ebf, bf, mat, sg, diff_var, mode)[source]¶ ebf belongs to vector variable, bf to scalar variable.
-
integration
= 'surface'¶
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modes
= ('grad', 'div')¶
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name
= 'dw_non_penetration'¶