Calc
FreshVar()
FreshVars()
Inductive()
Lemma()
NewType()
PTheorem()
Proof
QExists()
QForAll()
QImplies()
Struct()
Theorem()
axiom()
cond()
define()
prove()
search()
simp()
List()
List_
>>> IntList = List(smt.IntSort()) >>> IntList.Cons(1, IntList.Nil) Cons(1, Nil)
Elt (SortRef)