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Informal description: ""

{λ[x: nat ] .​ λ[a:Π[y: nat ] .​ nat ] .​ λ[b:Π[y: nat ] .​ nat ] .​ λ[pa:{(a) .​ (x)} .​ prop2 ] .​ λ[pb:{(b) .​ (x)} .​ prop2 ]} .​ <{( 1 ) .​ (pb) .​ (pa) .​ (b) .​ (a) .​ (x)} .​ prop3 > .​ {({(pb) .​ (pa) .​ (b) .​ (a) .​ (x)} .​ t2 ) .​ ({(pb) .​ (pa) .​ (b) .​ (a) .​ (x)} .​ t1 ) .​ (x) .​ (( 1 ) .​ b) .​ (( 1 ) .​ a) .​ ( nat )} .​ tris2

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