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start addeding atomic propositions

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This commit is contained in:
Marcell Vazquez-Chanlatte 2016-11-04 14:45:30 -07:00
parent 4c46db7f71
commit c46e325cf8
4 changed files with 21 additions and 2 deletions
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8
stl/ast.py
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@ -13,6 +13,14 @@ str_to_varkind = {"x": VarKind.x, "u": VarKind.u, "w": VarKind.w}
dt_sym = Symbol('dt', positive=True)
t_sym = Symbol('t', positive=True)
class AtomicPred(namedtuple("AP", ["id"])):
def __repr__(self):
return "{}".format(self.id)
def children(self):
return []
class LinEq(namedtuple("LinEquality", ["terms", "op", "const"])):
def __repr__(self):
n = len(self.terms)