def testSubstitution(self):
x_eq_y = Term.mk_equals(x, y)
th = Thm([x_eq_y], x_eq_y)
y_eq_x = Term.mk_equals(y, x)
self.assertEqual(Thm.substitution({
"x": y,
"y": x
}, th), Thm([y_eq_x], y_eq_x))
def testSubstitution(self):
x_eq_y = Eq(SVar('x', Ta), SVar('y', Ta))
th = Thm([x_eq_y], x_eq_y)
y_eq_x = Eq(y,x)
self.assertEqual(Thm.substitution(Inst(x=y, y=x), th), Thm([y_eq_x], y_eq_x))
