define pyk of prop lemma to negated double imply as text unicode start of text unicode small p unicode small r unicode small o unicode small p unicode space unicode small l unicode small e unicode small m unicode small m unicode small a unicode space unicode small t unicode small o unicode space unicode small n unicode small e unicode small g unicode small a unicode small t unicode small e unicode small d unicode space unicode small d unicode small o unicode small u unicode small b unicode small l unicode small e unicode space unicode small i unicode small m unicode small p unicode small l unicode small y unicode end of text end unicode text end text end define
define tex of prop lemma to negated double imply as text unicode start of text unicode capital t unicode small o unicode capital n unicode small e unicode small g unicode small a unicode small t unicode small e unicode small d unicode capital d unicode small o unicode small u unicode small b unicode small l unicode small e unicode capital i unicode small m unicode small p unicode small l unicode small y unicode end of text end unicode text end text end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,