Logiweb(TM)

Logiweb aspects of lemma subLessRight in pyk

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The predefined "pyk" aspect

define pyk of lemma subLessRight as text unicode start of text unicode small l unicode small e unicode small m unicode small m unicode small a unicode space unicode small s unicode small u unicode small b unicode capital l unicode small e unicode small s unicode small s unicode capital r unicode small i unicode small g unicode small h unicode small t unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of lemma subLessRight as text unicode start of text unicode capital s unicode small u unicode small b unicode capital l unicode small e unicode small s unicode small s unicode capital r unicode small i unicode small g unicode small h unicode small t unicode end of text end unicode text end text end define

The user defined "the statement aspect" aspect

define statement of lemma subLessRight as system Q infer all metavar var x end metavar indeed all metavar var y end metavar indeed all metavar var z end metavar indeed metavar var x end metavar = metavar var y end metavar infer not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar infer not0 metavar var z end metavar <= metavar var y end metavar imply not0 not0 metavar var z end metavar = metavar var y end metavar end define

The user defined "the proof aspect" aspect

define proof of lemma subLessRight as lambda var c dot lambda var x dot proof expand quote system Q infer all metavar var x end metavar indeed all metavar var y end metavar indeed all metavar var z end metavar indeed metavar var x end metavar = metavar var y end metavar infer not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar infer 1rule repetition modus ponens not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar conclude not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar cut prop lemma first conjunct modus ponens not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar conclude metavar var z end metavar <= metavar var x end metavar cut lemma subLeqRight modus ponens metavar var x end metavar = metavar var y end metavar modus ponens metavar var z end metavar <= metavar var x end metavar conclude metavar var z end metavar <= metavar var y end metavar cut prop lemma second conjunct modus ponens not0 metavar var z end metavar <= metavar var x end metavar imply not0 not0 metavar var z end metavar = metavar var x end metavar conclude not0 metavar var z end metavar = metavar var x end metavar cut lemma subNeqRight modus ponens metavar var x end metavar = metavar var y end metavar modus ponens not0 metavar var z end metavar = metavar var x end metavar conclude not0 metavar var z end metavar = metavar var y end metavar cut prop lemma join conjuncts modus ponens metavar var z end metavar <= metavar var y end metavar modus ponens not0 metavar var z end metavar = metavar var y end metavar conclude not0 metavar var z end metavar <= metavar var y end metavar imply not0 not0 metavar var z end metavar = metavar var y end metavar end quote state proof state cache var c end expand end define

The pyk compiler, version 0.grue.20060417+ by Klaus Grue,
GRD-2006-12-08.UTC:16:16:16.345569 = MJD-54077.TAI:16:16:49.345569 = LGT-4672311409345569e-6