home	news	documentation	specification		implementation
foreword	milestones	version 2	version 2	(background - core - applications)	library	(static LDDL directory)
citations	visibility	version 1	version 1	(static HELM directory)	helena

Informal description: ""

{λ[x: frac ] .​ λ[y: frac ] .​ λ[z: frac ] .​ λ[u: frac ] .​ λ[m:{(y) .​ (x)} .​ moreq ] .​ λ[n:{(u) .​ (z)} .​ moreq ] .​ λ[o:{(y) .​ (x)} .​ moref ]} .​ <{({(u) .​ (y)} .​ pf ) .​ ({(z) .​ (x)} .​ pf )} .​ moreq > .​ {({(n) .​ (o) .​ (u) .​ (z) .​ (y) .​ (x)} .​ satz65b ) .​ ({(u) .​ (y)} .​ pf ) .​ ({(z) .​ (x)} .​ pf )} .​ moreqi1

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