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Informal description: ""

{λ[x: nat ] .​ λ[y: nat ] .​ λ[p:{(y) .​ (x)} .​ prop1 ] .​ λ[two1:{(y) .​ (x)} .​ ii ] .​ λ[u: nat ] .​ λ[du:{(u) .​ (y) .​ (x)} .​ diffprop ] .​ λ[j:{( 1 ) .​ (u)} .​ is ]} .​ <{((y) .​ suc ) .​ (x)} .​ is > .​ {((y) .​ satz4a ) .​ ({(j) .​ (y) .​ ( 1 ) .​ (u)} .​ ispl2 ) .​ (du) .​ ((y) .​ suc ) .​ ({( 1 ) .​ (y)} .​ pl ) .​ ({(u) .​ (y)} .​ pl ) .​ (x) .​ ( nat )} .​ tr3is

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