Calc
Inductive()
Lemma
NewType()
Proof
QExists()
QForAll()
Struct()
axiom()
cond()
define()
prove()
search()
simp()
idem_norm()
GenericProof
TypeClass
assoc_comm()
assoc_norm()
comm_norm()
>>> idem_norm(smt.And(a, smt.And(a, a))) a
e (ExprRef)
ExprRef