define pyk of prop three five g one as text unicode start of text unicode small p unicode small r unicode small o unicode small p unicode space unicode small t unicode small h unicode small r unicode small e unicode small e unicode space unicode small f unicode small i unicode small v unicode small e unicode space unicode small g unicode space unicode small o unicode small n unicode small e unicode end of text end unicode text end text end define
define tex of prop three five g one as text unicode start of text unicode newline unicode capital p unicode small r unicode small o unicode small p unicode backslash unicode space unicode three unicode period unicode five unicode small g unicode underscore unicode one unicode end of text end unicode text end text end define
define statement of prop three five g one as system s infer all metavar var a end metavar indeed metavar var a end metavar times zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc end define
define proof of prop three five g one as lambda var c dot lambda var x dot proof expand quote system s infer all metavar var a end metavar indeed all metavar var a end metavar indeed metavar var a end metavar times zero equal zero suc infer axiom s seven conclude metavar var a end metavar times zero equal zero cut axiom s one modus ponens metavar var a end metavar times zero equal zero modus ponens metavar var a end metavar times zero equal zero suc conclude zero equal zero suc cut axiom s three conclude not zero equal zero suc cut t one conclude not zero equal zero suc imply zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc cut rule mp modus ponens not zero equal zero suc imply zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc modus ponens not zero equal zero suc conclude zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc cut rule mp modus ponens zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc modus ponens zero equal zero suc conclude not metavar var a end metavar equal zero suc imply not zero equal zero suc cut deduction modus ponens all metavar var a end metavar indeed metavar var a end metavar times zero equal zero suc infer not metavar var a end metavar equal zero suc imply not zero equal zero suc conclude metavar var a end metavar times zero equal zero suc imply not metavar var a end metavar equal zero suc imply not zero equal zero suc end quote state proof state cache var c end expand end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,