sfepy.terms.terms_constraints module

class sfepy.terms.terms_constraints.NonPenetrationTerm(name, arg_str, integral, region, **kwargs)

Non-penetration condition in the weak sense.

Definition :

Call signature:

dw_non_penetration	(opt_material, virtual, state)
	(opt_material, state, virtual)

Arguments 1:

• material : (optional)
• virtual :
• state :

Arguments 2:

• material : (optional)
• state :
• virtual :

arg_shapes = [{'virtual/grad': ('D', None), 'opt_material': '1, 1', 'state/grad': 1, 'state/div': 'D', 'virtual/div': (1, None)}, {'opt_material': None}]

arg_types = (('opt_material', 'virtual', 'state'), ('opt_material', 'state', 'virtual'))

static function(out, val_qp, ebf, bf, mat, sg, diff_var, mode)

ebf belongs to vector variable, bf to scalar variable.

get_fargs(mat, vvar, svar, mode=None, term_mode=None, diff_var=None, **kwargs)

integration = 'surface'

modes = ('grad', 'div')

name = 'dw_non_penetration'