abstract class $HASH < $IS_EQ
****
Subtypes of this must provide a hash routine. This is the *new* $HASH class and is a subtype of $IS_EQ so that all subtypes must redefine both hash and is_eq. These two routines must work together - is_eq must refer to an immutable equality


Ancestors
$IS_EQ

Descendants
FSTR FLTD FLT SL2P
FINITE_FIELD CHAR STR INT
TUP{_,_,_,_} PERM $VBAG{_} $VSET{_}
VSET{_} VBAG{_} $VMULTIMAP{_,_} $VMAP{_,_}
VMAP{_,_} VMULTIMAP{_,_} TUP{_,_} INTI



Public


Features
hash: INT;

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