def constrainVariable(maxValue):
if maxValue is not None:
ymax = None
if maxValue == SymbolTable.MAXTIME:
ymax = Terms.get_by_name(SymbolTable.MAXTIME)
else:
ymax = YicesSignature.integer(maxValue)
yterms = [ Terms.arith_leq_atom(YicesSignature.integer(0), self.yices_term),
Terms.arith_leq_atom(self.yices_term, ymax) ]
return Terms.yand(yterms)
return Terms.arith_leq_atom(YicesSignature.integer(0), self.yices_term)
def toYicesTermNondecreasing(self, height):
retval = []
args = []
varlist = self.varlist[0:height]
for v in varlist:
yv = v.toYicesTerm()
args.append(yv)
for i, yarg in enumerate(args):
if i > 0:
yterm = Terms.arith_leq_atom(args[i - 1], yarg)
assert yterm is not None
retval.append(yterm)
return Terms.yand(retval)