[PHP-DEV] Really random ?

2009-03-04 Thread Kenan Sulayman
Hello PHP internals, I've been running several million tests regarding the arithmetically-random-functions. The returning value at the end: Avg: mt_r: 1073848211.4106 r: 16384.155746685 ~8016909 Avg: mt_r: 1073904131.0286 r: 16384.164383921 ~8503575 Avg: mt_r: 1074010520.4456 r: 16384.091213092

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Pierre Joye
hi, On Wed, Mar 4, 2009 at 2:50 PM, Kenan Sulayman kur...@kkooporation.de wrote: I've been running several million tests regarding the arithmetically-random-functions. The returning value at the end: Avg: mt_r: 1073848211.4106 r: 16384.155746685 ~8016909 Avg: mt_r: 1073904131.0286 r:

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Pierre Joye
hi, And please disable this auto reply on your system: Der Server hat ihre Nachricht erfolgreich verarbeitet! Vielen Dank, Ihr KurealCorporation Kunden Service. Cheers, -- Pierre http://blog.thepimp.net | http://www.libgd.org -- PHP Internals - PHP Runtime Development Mailing List To

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Kenan Sulayman
Hey Pierre! Didn't I included the mt_rand function in my tests ? Quote: Average of mersenne twister in 8016909 it's is 1073848211.4106 ( corresponding to that in 8503575 it's the avg. is 1073904131.0286). The mail was meant to make the rand(x) function more good; I already use the mt_rand()

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Hartmut Holzgraefe
Kenan Sulayman wrote: The rand(x) function alters the avg in 5M iterations really by just 0.1 ? Wow, that's creepy. Is there any way - to make it better ( or a bit as good as the m_twister is ? ) ? there's a reason why mt_rand() is referred to as Generate a better random value in the rand()

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Stefan Walk
On 4 Mar 2009, at 15:46, Kenan Sulayman wrote: Hey Pierre! Didn't I included the mt_rand function in my tests ? Quote: Average of mersenne twister in 8016909 it's is 1073848211.4106 ( corresponding to that in 8503575 it's the avg. is 1073904131.0286). The mail was meant to make the

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Kenan Sulayman
Guess you're right ;-D Thanks! -- (c) Kenan Sulayman Freelance Designer and Programmer Life's Live Poetry 2009/3/4 Stefan Walk e...@php.net On 4 Mar 2009, at 15:46, Kenan Sulayman wrote: Hey Pierre! Didn't I included the mt_rand function in my tests ? Quote: Average of mersenne

Re: [PHP-DEV] Really random ?

2009-03-04 Thread Tim Starling
Kenan Sulayman wrote: Hello PHP internals, I've been running several million tests regarding the arithmetically-random-functions. The returning value at the end: Avg: mt_r: 1073848211.4106 r: 16384.155746685 ~8016909 Avg: mt_r: 1073904131.0286 r: 16384.164383921 ~8503575 Avg: mt_r: