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citations	visibility	version 1	version 1	(static HELM directory)	helena

Informal description: ""

{λ[x: frac ] .​ λ[y: frac ] .​ λ[m:{(y) .​ (x)} .​ moref ]} .​ <{({({(m) .​ (y) .​ (x)} .​ mf ) .​ (y)} .​ pf ) .​ (x)} .​ eq > .​ {({(m) .​ (y) .​ (x)} .​ satz67c ) .​ (x) .​ ({({(m) .​ (y) .​ (x)} .​ mf ) .​ (y)} .​ pf )} .​ symeq

Validation parameters: sort hierarchy = "Z2", kernel options = ""