define pyk of zermelo empty set as text unicode start of text unicode small z unicode small e unicode small r unicode small m unicode small e unicode small l unicode small o unicode space unicode small e unicode small m unicode small p unicode small t unicode small y unicode space unicode small s unicode small e unicode small t unicode end of text end unicode text end text end define
define tex of zermelo empty set as text unicode start of text unicode backslash unicode small m unicode small a unicode small t unicode small h unicode small r unicode small m unicode left brace unicode backslash unicode capital o unicode right brace unicode end of text end unicode text end text end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,