define pyk of lemma expZero exact 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 e unicode small x unicode small p unicode capital z unicode small e unicode small r unicode small o unicode space unicode small e unicode small x unicode small a unicode small c unicode small t unicode end of text end unicode text end text end define
define tex of lemma expZero exact as text unicode start of text unicode capital e unicode small x unicode small p unicode capital z unicode small e unicode small r unicode small o unicode left parenthesis unicode capital e unicode small x unicode small a unicode small c unicode small t unicode right parenthesis unicode space unicode end of text end unicode text end text end define
define statement of lemma expZero exact as system Q infer all metavar var x end metavar indeed metavar var x end metavar ^ 0 = 1 end define
define proof of lemma expZero exact as lambda var c dot lambda var x dot proof expand quote system Q infer all metavar var x end metavar indeed lemma eqReflexivity conclude 0 = 0 cut 1rule expZero modus ponens 0 = 0 conclude metavar var x end metavar ^ 0 = 1 end quote state proof state cache var c end expand end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,