Logiweb aspects of 1rule ad absurdum in pyk

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The predefined "pyk" aspect

define pyk of 1rule ad absurdum as text unicode start of text unicode one unicode small r unicode small u unicode small l unicode small e unicode space unicode small a unicode small d unicode space unicode small a unicode small b unicode small s unicode small u unicode small r unicode small d unicode small u unicode small m unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of 1rule ad absurdum as text unicode start of text unicode capital n unicode small e unicode small g unicode end of text end unicode text end text end define

The user defined "the statement aspect" aspect

define statement of 1rule ad absurdum as system zf infer all metavar var a end metavar indeed all metavar var b end metavar indeed not0 metavar var b end metavar imply metavar var a end metavar infer not0 metavar var b end metavar imply not0 metavar var a end metavar infer metavar var b end metavar end define

The user defined "the proof aspect" aspect

define proof of 1rule ad absurdum as rule tactic end define