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[x0: rat ] .​ λ[y0: rat ] .​ λ[z0: rat ] .​ λ[u0: rat ] .​ λ[l:{(y0) .​ (x0)} .​ lessis ] .​ λ[k:{(u0) .​ (z0)} .​ lessis ]} .​ <{({(u0) .​ (y0)} .​ pl ) .​ ({(z0) .​ (x0)} .​ pl )} .​ lessis > .​ {({({(k) .​ (u0) .​ (z0)} .​ satz85 ) .​ ({(l) .​ (y0) .​ (x0)} .​ satz85 ) .​ (z0) .​ (u0) .​ (x0) .​ (y0)} .​ satz100 ) .​ ({(z0) .​ (x0)} .​ pl ) .​ ({(u0) .​ (y0)} .​ pl )} .​ satz84

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