- $[ϕ(A) = ϕ(B)] \implies [ϕ(\lnot A) = ϕ(\lnot B)]$ ϕ(A) = ϕ(B) ==> ϕ(~A) = ϕ(~B)
- $[ϕ(A1) = ϕ(A2) \mbox{ and } ϕ(B1) = ϕ(B2)] \implies [ϕ(A1⊗B1) = ϕ(A2⊗B2)]$ ϕ(A1) = ϕ(A2) AND ϕ(B1) = ϕ(B2) ==> ϕ(A1 ⊗ B1) = ϕ(A2 ⊗ B2)
- $[ϕ(A1) = ϕ(A2) \mbox{ and } ϕ(B1) = ϕ(B2)] \implies [ϕ(A1⅋B1) = ϕ(A2⅋B2)]$ ϕ(A1) = ϕ(A2) AND ϕ(B1) = ϕ(B2) ==> ϕ(A1 ⅋ B1) = ϕ(A2 ⅋ B2)
- $ϕ(A1) = ϕ(A2) = e$
- $ϕ(B1) = ϕ(B2) = e$
ϕ(A1) = ϕ(A2) = e ϕ(B1) = ϕ(B2) = e