On Fri, Jun 09, 2000 at 11:53:34PM -0700, Matthew Dillon wrote:
> :1) Just totally opposite: mixing random with non-random sources you'll get
> :into collision much faster then with random source only. 2) Yet, of course,
> :the code handles collisions.
> :
> :--
> :Andrey A. Chernov
> :<[EMAIL PROTECTED]>
>
> Think about it. If you mix a random number with a non-random number,
> using xor, what you get is.... a random number. It's neither stronger
> nor weaker.
No, you'll get weaker random number, it badly affects random distribution.
OR or AND will affect more. What you say is true only if second XOR part is
0 or -1 or changed between them or simple constant. I.e. if not _all_ bits XORed
in the same way, it affects.
--
Andrey A. Chernov
<[EMAIL PROTECTED]>
http://ache.pp.ru/
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