Logiweb(TM)

Logiweb aspects of unitac ( " ) in pyk

Up Help

The "pyk" aspect

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

The "value" aspect

define value of unitac ( x ) as norm { x is val : LET x 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 { t IN LET asterisk prime head BE { asterisk IN LET asterisk prime tail BE { asterisk prime IN LET { if asterisk atom then asterisk else { asterisk head } } :: { { if asterisk atom then asterisk else { asterisk tail } } :: true } BE { asterisk prime prime IN LET asterisk prime prime head BE { asterisk IN LET asterisk prime prime tail BE { asterisk prime prime IN LET asterisk BE { s IN LET asterisk prime prime head BE { asterisk IN LET asterisk prime prime tail BE { asterisk prime prime IN LET { if asterisk atom then asterisk else { asterisk head } } :: { { if asterisk atom then asterisk else { asterisk tail } } :: true } BE { asterisk prime prime prime IN LET asterisk prime prime prime head BE { asterisk IN LET asterisk prime prime prime tail BE { asterisk prime prime prime IN LET asterisk BE { c IN LET asterisk prime prime prime head BE { asterisk IN LET asterisk prime prime prime tail BE { asterisk prime prime prime IN LET unitac1 ( t , s , 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 .not. e then v else if .not. v then error ( t , LocateProofLine ( t , c ) v ) else error ( t , LocateProofLine ( t , c ) diag ( "During unification: Uncaught exception" ) end diagnose ) } } } } } } } } } } } } } } } } } } } } } } } } } } } } 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