def internal_bool_and_comm
import bend-mathlib@0.8.1.0/algebra.bend as Algebraimport Base
import bend-mathlib@0.8.1.0/bool.bend as MBool
109def internal_bool_and_comm(x: Bool, y: Bool) -> {Bool.and(x, y) == Bool.and(y, x) : Bool}:
110 MBool.and_comm(x, y)