>2tr

Theorem.

Arguments:

a (obj), b (obj), c (obj), d (obj),

Hypotheses:

(beqd)
(aeqc)
(aleb)

Assertions:

(cled)

Proof:

Hyp Ref Line Expr
Hypo1(beqd)
2(aeqc)
3(aleb)
2, 3rp-1>4(cleb)
1, 4rp-2>5(cled)