## Logiweb aspects of tactic-hyp ( " ) in pyk

### The "pyk" aspect

Define pyk of tactic-hyp ( asterisk ) as "tactic-hyp ( "! )" end define

### The "value" aspect

define value of tactic-hyp ( u ) as norm { u is val : LET u 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 s [[ hook-hyp ]] BE { asterisk IN LET asterisk BE { h IN if h then tactic-first-hyp ( t , s , c ) else tactic-next-hyp ( h , t , s , c ) } } } } } } } } } } } } } } } } } } } } } } end define

The pyk compiler, version 0.1.9 by Klaus Grue,
GRD-2007-07-12.UTC:20:13:13.678589 = MJD-54293.TAI:20:13:46.678589 = LGT-4690988026678589e-6