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Informal description: ""

λ[x: nat ] .​ <{( 1 ) .​ (x)} .​ prop1 > .​ {((x) .​ satz28g ) .​ ((x) .​ satz28a ) .​ ({(x) .​ ( 1 )} .​ ts ) .​ (x) .​ ({( 1 ) .​ (x)} .​ ts ) .​ ( nat )} .​ tris

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