Logiweb(TM)

Logiweb aspects of proofcheck1 ( " ) in pyk

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The "pyk" aspect

Define pyk of proofcheck1 ( asterisk ) as "proofcheck1 ( "! )" end define

The "value" aspect

define value of proofcheck1 ( c ) as norm { c is val : LET proofcheck2 ( c ) catch BE { asterisk IN LET { if asterisk atom then asterisk else { asterisk head } } :: { { if asterisk atom then asterisk else { asterisk tail } } :: true } BE { asterisk prime IN LET asterisk prime head BE { asterisk IN LET asterisk prime tail BE { asterisk prime IN LET asterisk BE { e IN LET asterisk prime head BE { asterisk IN LET asterisk prime tail BE { asterisk prime IN LET asterisk BE { v IN if v != true then v else if .not. e then true else name quote "In proof checker: unprocessed exception" end quote end name } } } } } } } } } end define

The pyk compiler, version 0.1.9 by Klaus Grue,
GRD-2007-07-12.UTC:20:11:58.175987 = MJD-54293.TAI:20:12:31.175987 = LGT-4690987951175987e-6