define statement of axiom s eight as system s infer all metavar var a end metavar indeed all metavar var b end metavar indeed metavar var a end metavar times metavar var b end metavar suc equal metavar var a end metavar times metavar var b end metavar plus metavar var a end metavar end define
define proof of axiom s eight as rule tactic end define
The pyk compiler, version 0.grue.20060417+ by Klaus Grue,