Logiweb(TM)

Logiweb aspects of Mend1.47d in pyk

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The "pyk" aspect

Define pyk of Mend1.47d as "Mend1.47d" end define

The "proof/kg" aspect

define proof of Mend1.47d as \ p . \ c . taceval ( quote Line L01 : Premise >> Prop ; All #a : All #b : Line L03 : A3 >> { { not #a } imply not #b } imply { { { not #a } imply #b } imply #a } ; Line L04 : Mend1.47c ponens L03 >> { { not #a } imply #b } imply { { { not #a } imply not #b } imply #a } ; Line L05 : A1 >> #b imply { { not #a } imply #b } ; Line L06 : { Mend1.47b ponens L05 } ponens L04 >> #b imply { { { not #a } imply not #b } imply #a } ; { { Mend1.47c ponens L06 } conclude { { { not #a } imply not #b } imply { #b imply #a } } } end quote , tacstate0 , c ) end define

The "unitac/kg" aspect

define unitac of Mend1.47d as \ u . unitac-lemma ( u ) end define

The "statement/kg" aspect

define statement of Mend1.47d as Prop infer All #a : All #b : { { { not #a } imply not #b } imply { #b imply #a } } end define

The pyk compiler, version 0.1.9 by Klaus Grue,
GRD-2007-07-12.UTC:20:13:13.678589 = MJD-54293.TAI:20:13:46.678589 = LGT-4690988026678589e-6