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Informal description: ""

{λ[x: nat ] .​ λ[y: nat ] .​ λ[one1:{(y) .​ (x)} .​ i ] .​ λ[u: nat ]} .​ <{({(u) .​ (y)} .​ pl ) .​ (x)} .​ nis > .​ {({(u) .​ (one1) .​ (y) .​ (x)} .​ t1 ) .​ ({(x) .​ (u)} .​ satz7 ) .​ ({(u) .​ (y)} .​ pl ) .​ ({(x) .​ (u)} .​ pl ) .​ (x) .​ ( nat )} .​ th3

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