kdrag.kernel.modus

kdrag.kernel.modus(ab: Proof, a: Proof) → Proof

Modus ponens for implies and equality.

>>> a,b = smt.Bools("a b")
>>> ab = axiom(smt.Implies(a, b))
>>> a = axiom(a)
>>> modus(ab, a)
|= b
>>> ab1 = axiom(smt.Eq(a.thm, b))
>>> modus(ab1, a)
|= b
Parameters:
Return type:

Proof