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Informal description: ""

{λ[x: frac ] .​ λ[y: frac ] .​ λ[n:({(y) .​ (x)} .​ moref ) .​ not ]} .​ <{(y) .​ (x)} .​ lesseq > .​ {(n) .​ ({(y) .​ (x)} .​ satz41a ) .​ ({(y) .​ (x)} .​ lessf ) .​ ({(y) .​ (x)} .​ moref ) .​ ({(y) .​ (x)} .​ eq )} .​ th2

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