define pyk of h zero a as text unicode start of text unicode small h unicode space unicode small z unicode small e unicode small r unicode small o unicode space unicode small a unicode end of text end unicode text end text end define
define tex of h zero a as text unicode start of text unicode newline unicode capital c unicode small o unicode small r unicode space unicode one unicode period unicode one unicode zero unicode small a unicode end of text end unicode text end text end define
define statement of h zero a as system s infer all metavar var a end metavar indeed all metavar var b end metavar indeed all metavar var c end metavar indeed metavar var a end metavar imply metavar var b end metavar infer metavar var b end metavar imply metavar var c end metavar infer metavar var a end metavar imply metavar var c end metavar end define
define proof of h zero a 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 b end metavar indeed all metavar var c end metavar indeed metavar var a end metavar imply metavar var b end metavar infer metavar var b end metavar imply metavar var c end metavar infer all metavar var a end metavar indeed all metavar var b end metavar indeed all metavar var c end metavar indeed metavar var a end metavar imply metavar var b end metavar infer metavar var b end metavar imply metavar var c end metavar infer metavar var a end metavar infer rule mp modus ponens metavar var a end metavar imply metavar var b end metavar modus ponens metavar var a end metavar conclude metavar var b end metavar cut rule mp modus ponens metavar var b end metavar imply metavar var c end metavar modus ponens metavar var b end metavar conclude metavar var c end metavar cut deduction modus ponens all metavar var a end metavar indeed all metavar var b end metavar indeed all metavar var c end metavar indeed metavar var a end metavar imply metavar var b end metavar infer metavar var b end metavar imply metavar var c end metavar infer metavar var a end metavar infer metavar var c end metavar conclude metavar var a end metavar imply metavar var b end metavar imply metavar var b end metavar imply metavar var c end metavar imply metavar var a end metavar imply metavar var c end metavar cut rule mp modus ponens metavar var a end metavar imply metavar var b end metavar imply metavar var b end metavar imply metavar var c end metavar imply metavar var a end metavar imply metavar var c end metavar modus ponens metavar var a end metavar imply metavar var b end metavar conclude metavar var b end metavar imply metavar var c end metavar imply metavar var a end metavar imply metavar var c end metavar cut rule mp modus ponens metavar var b end metavar imply metavar var c end metavar imply metavar var a end metavar imply metavar var c end metavar modus ponens metavar var b end metavar imply metavar var c end metavar conclude metavar var a end metavar imply metavar var c end metavar end quote state proof state cache var c end expand end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,