What is the rationale for making the hash value non-negative? >From the various answers/discussions below I can only deduce that there is >none.
>From a performance point of view, one should preferably only return values >within the fixnum range. >From an acceptance point of view, the hashtable implementation should expect >any exact integer as the return value for the provided hash function. >From yet another view, one's hash function should be really fast, and need not >to have extra constraints placed on it. Cheers leppie
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