define pyk of lemma set equality suff condition 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 e unicode small t unicode space unicode small e unicode small q unicode small u unicode small a unicode small l unicode small i unicode small t unicode small y unicode space unicode small s unicode small u unicode small f unicode small f unicode space unicode small c unicode small o unicode small n unicode small d unicode small i unicode small t unicode small i unicode small o unicode small n unicode end of text end unicode text end text end define
define tex of lemma set equality suff condition as text unicode start of text unicode capital t unicode small o unicode capital s unicode small e unicode small t unicode capital e unicode small q unicode small u unicode small a unicode small l unicode small i unicode small t unicode small y unicode end of text end unicode text end text end define
define statement of lemma set equality suff condition as system Q infer all metavar var sx end metavar indeed all metavar var fy end metavar indeed for all objects object var var s1 end var indeed object var var s1 end var in0 metavar var fx end metavar imply object var var s1 end var in0 metavar var fy end metavar infer for all objects object var var s1 end var indeed object var var s1 end var in0 metavar var fy end metavar imply object var var s1 end var in0 metavar var fx end metavar infer metavar var fx end metavar = metavar var fy end metavar end define
define proof of lemma set equality suff condition as rule tactic end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,