Calc
FreshVar()
FreshVars()
Inductive()
Lemma()
NewType()
PTheorem()
Proof
QExists()
QForAll()
QImplies()
Struct()
Theorem()
axiom()
cond()
define()
prove()
search()
simp()
finsize()
expr_to_smtlib()
funcdecl_smtlib()
mangle_decl_smtlib()
smtlib_datatypes()
dts (list[DatatypeSortRef])
str