Re: PBM die rolls...slightly missing the point

From: "Bob Luthardt" <luthardt@clark.net>

Date: Tue, 09 Dec 1997 00:00:00 +0000

I think some people are missing the point:
Generating a random number isn't the issue - generating a _verifiable_
random number so that it can be confirmed by people reading email.
Otherwise, why use Modulo at all?

If all you need is a random number, roll a die.

Rodney Schuler <rodney_spamproofing_@cimtech.com> wrote in article
<01bd0188$8cfd4330$3c00000a@rodney>...
> Mark Thomas <thomasSPAMGUARD@clark.net> wrote in article
> <668ut4$f57@clarknet.clark.net>...
> > In article <EKoDKB.Fu2@undergrad.math.uwaterloo.ca>,
> rlpowell@calum.csclub.uwaterloo.ca (Robin Lee Powell) wrote:
> > >"Bob Luthardt" <luthardt@clark.net> wrote:
> > In general I suspect stock numbers, price or volume, are bad choices
for
> > random numbers when modulo math is applied. I'd guess there are
patterns
> in
> > the volume numbers resulting from human's tendency to sell stock in
> blocks. A
> > better method might be read down the columns of volumes, picking out
the
> > second digit from the right and building a series of N digit random
> numbers
> > from that.
> >
> > Mark
> > -----
> > Mark Thomas thomasSPAMGUARD@clark.net
> http://www.clark.net/pub/thomas/home.html
> > Read about my PBEM game: http://www.clark.net/pub/thomas/eldritch.htm
> > You can't manage creativity. All you can do is give it a place to work.
> > Remove SPAMGUARD from address when replying.
> >
>
> Another, totally unrelated method.  Some hand calculators have random
> number
> generators.  When they do, usually they have a method to set the seed #.
> If
> you and your opponent happen to have the same model of calculator, this
> method
> could work.
>
> I suppose if you and your opponent can program, you could do the same
sort
> of
> thing using portable random number generator code.  If anybody needs it I
> have C source for several portable random number generators that I used
to
> do
> some monte carlo integration work for my masters degree...
>
> BTW the C <stdlib.h> rand()/srand() functions are fatally flawed on many
> systems.
> They frequently do not pass chi-squared tests for randomness.
>
> --
> To reply remove the _spamproofing_
>
>
>

References

Re: PBM die rolls...use your state lottery numbers.
rlpowell@calum.csclub.uwaterloo.ca (Robin Lee Powell)
Thu, 04 Dec 1997 00:00:00 +0000
Re: PBM die rolls...use your state lottery numbers.
thomasSPAMGUARD@clark.net (Mark Thomas)
Fri, 05 Dec 1997 00:00:00 +0000
Re: PBM die rolls
"Rodney Schuler" <rodney_spamproofing_@cimtech.com>
Fri, 05 Dec 1997 00:00:00 +0000
PBM die rolls
Warloc@webtv.net (G C)
Sun, 30 Nov 1997 00:00:00 +0000
Re: PBM die rolls
"Rodney Schuler" <rodney_spamproofing_@cimtech.com>
Tue, 02 Dec 1997 00:00:00 +0000
Re: PBM die rolls
Richard Rognlie <rrognlie@erols.com>
Tue, 02 Dec 1997 00:00:00 +0000
Re: PBM die rolls...use your state lottery numbers.
"Bob Luthardt" <luthardt@clark.net>
Wed, 03 Dec 1997 00:00:00 +0000

Referenced By

Re: PBM die rolls...use your state lottery numbers.
rlpowell@calum.csclub.uwaterloo.ca (Robin Lee Powell)
Thu, 04 Dec 1997 00:00:00 +0000
Re: PBM die rolls...use your state lottery numbers.
thomasSPAMGUARD@clark.net (Mark Thomas)
Fri, 05 Dec 1997 00:00:00 +0000
Re: PBM die rolls
"Rodney Schuler" <rodney_spamproofing_@cimtech.com>
Fri, 05 Dec 1997 00:00:00 +0000
PBM die rolls
Warloc@webtv.net (G C)
Sun, 30 Nov 1997 00:00:00 +0000
Re: PBM die rolls
"Rodney Schuler" <rodney_spamproofing_@cimtech.com>
Tue, 02 Dec 1997 00:00:00 +0000
Re: PBM die rolls
Richard Rognlie <rrognlie@erols.com>
Tue, 02 Dec 1997 00:00:00 +0000
Re: PBM die rolls...use your state lottery numbers.
"Bob Luthardt" <luthardt@clark.net>
Wed, 03 Dec 1997 00:00:00 +0000