define pyk of hlplem2 as text unicode start of text unicode small h unicode small l unicode small p unicode small l unicode small e unicode small m unicode two unicode end of text end unicode text end text end define
define statement of hlplem2 as pred calc infer all metavar var p end metavar indeed all metavar var q end metavar indeed metavar var p end metavar infer lnot metavar var p end metavar infer metavar var q end metavar end define
define proof of hlplem2 as lambda var c dot lambda var x dot proof expand quote pred calc infer all metavar var p end metavar indeed all metavar var q end metavar indeed metavar var p end metavar infer lnot metavar var p end metavar infer andintro modus ponens metavar var p end metavar modus ponens lnot metavar var p end metavar conclude metavar var p end metavar land lnot metavar var p end metavar cut bottomelim modus ponens metavar var p end metavar land lnot metavar var p end metavar conclude metavar var q end metavar end quote state proof state cache var c end expand end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,