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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[l:{(y) .​ (x)} .​ lessis ] .​ λ[k:{(z) .​ (y)} .​ less ]} .​ <{(z) .​ (x)} .​ less > .​ {(λ[u:{(y) .​ (x)} .​ is ] .​ {(k) .​ ({(u) .​ (y) .​ (x) .​ ( nat )} .​ symis ) .​ (z) .​ (x) .​ (y)} .​ isless1 ) .​ (λ[u:{(y) .​ (x)} .​ less ] .​ {(k) .​ (u) .​ (z) .​ (y) .​ (x)} .​ trless ) .​ (l) .​ ({(z) .​ (x)} .​ less ) .​ ({(y) .​ (x)} .​ is ) .​ ({(y) .​ (x)} .​ less )} .​ orapp

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