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access polynomial expressions from algebraic numerals

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2020-07-23 15:08:11 -07:00
parent a6a041ec5d
commit e1d2b88a82
2 changed files with 12 additions and 8 deletions
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6
src/api/python/z3/z3.py
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@ -2921,6 +2921,12 @@ class AlgebraicNumRef(ArithRef):
"""
return Z3_get_numeral_decimal_string(self.ctx_ref(), self.as_ast(), prec)
def poly(self):
return AstVector(Z3_algebraic_get_poly(self.ctx_ref(), self.as_ast()), self.ctx)
def index(self):
return Z3_algebraic_get_i(self.ctx_ref(), self.as_ast())
def _py2expr(a, ctx=None):
if isinstance(a, bool):
return BoolVal(a, ctx)