GFP()
Calc
FreshVar()
FreshVars()
Inductive()
Lemma()
NewType()
PTheorem()
Proof
QExists()
QForAll()
QImplies()
Struct()
Theorem()
axiom()
cond()
define()
prove()
search()
simp()
>>> ZSet = smt.SetSort(smt.IntSort()) >>> F = smt.Array("F", ZSet, ZSet) >>> GFP(F) Lambda(x!..., Exists(A!..., And(subset(A!..., F[A!...]), A!...[x!...])))