anidms

Theorem.

Arguments:

phi (pr), psi (pr),

Hypotheses:

((phiwedgephi)topsi)

Assertions:

(phitopsi)

Proof:

Hyp Ref Line Expr
Hypo1((phiwedgephi)topsi)
anidm2((phiwedgephi)leftrightarrowphi)
2bi<3(phito(phiwedgephi))
1, 3syl4(phitopsi)