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

Informal description: ""

{λ[x: nat ] .​ λ[y: nat ] .​ λ[z: nat ] .​ λ[u: nat ] .​ λ[i:{(y) .​ (x)} .​ is ] .​ λ[l:{(u) .​ (z)} .​ less ]} .​ <{({(u) .​ (y)} .​ pl ) .​ ({(z) .​ (x)} .​ pl )} .​ less > .​ {({(l) .​ (x) .​ (u) .​ (z)} .​ satz19f ) .​ ({(i) .​ (u) .​ (y) .​ (x)} .​ ispl1 ) .​ ({(z) .​ (x)} .​ pl ) .​ ({(u) .​ (y)} .​ pl ) .​ ({(u) .​ (x)} .​ pl )} .​ isless2

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