Calc
FreshVar()
FreshVars()
Inductive()
Lemma()
NewType()
PTheorem()
Proof
QExists()
QForAll()
QImplies()
Struct()
Theorem()
axiom()
cond()
define()
prove()
search()
simp()
coerce()
Box()
MImplies()
PEq()
PIf()
PImplies()
PointEq()
PointIf()
Valid()
s (SortRef)
ExprRef