Calc
FreshVar()
FreshVars()
Inductive()
Lemma()
NewType()
PTheorem()
Proof
QExists()
QForAll()
QImplies()
Struct()
Theorem()
axiom()
cond()
define()
prove()
search()
simp()
Monoid()
AbelSemiGroup()
Antisymm()
Assoc()
Comm()
CommMonoid()
CommSemiRing()
Idem()
LeftIdentity()
PartialOrder()
PreOrder()
Refl()
RightIdentity()
SemiGroup()
SemiLattice()
SemiRing()
StarSemiring()
Trans()
e (ExprRef)
BoolRef