Logiweb aspects of axiom s four in pyk

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The predefined "pyk" aspect

define pyk of axiom s four as text unicode start of text unicode small a unicode small x unicode small i unicode small o unicode small m unicode space unicode small s unicode space unicode small f unicode small o unicode small u unicode small r unicode end of text end unicode text end text end define

The predefined "tex" aspect

define tex of axiom s four as text unicode start of text unicode newline unicode capital s unicode four unicode end of text end unicode text end text end define

The user defined "the statement aspect" aspect

define statement of axiom s four as system s infer all metavar var a end metavar indeed all metavar var b end metavar indeed ( ( metavar var a end metavar suc equal ( metavar var b end metavar suc ) ) infer ( metavar var a end metavar equal metavar var b end metavar ) ) end define

The user defined "the proof aspect" aspect

define proof of axiom s four as rule tactic end define