RE: [PHP] math help

O.J., Thanks for the help. I just wrote a function to calculate total possibilities, now I just need to build a list of them all. I think I'll be able to do it with some nested for loops. Hans On Fri, 25 Aug 2000, O.J. Alcaraz wrote: > Anyone is free to correct me if I'm wrong... > > If you have 1,2,3,4,5 then you take the total which is 5, and take the > factorial of it. 5! = 5 * 4 * 3 * 2 * 1 = 120 possibilities. HTH. > > -O.J. > > -----Original Message----- > From: Hans H. Anderson [mailto:hans@hansanderson.com] > Sent: Friday, August 25, 2000 11:46 AM > To: php-general@lists.php.net > Subject: [PHP] math help > > > Hi All, > > I'm not a great mathematician. Can someone give me an idea of how to > calculate total possibilities? > > For instance, given 1,2,3,4,5, how do I determine how many possible ways > it will be to order them? 2,1,4,5,3, 3,2,4,5,1, etc. > > Thanks, > > Hans Anderson ~ me@hansanderson.com > PO Box 426, Missoula, MT 59806 | PHP, Search Engines, SQL > (800)397-9116 / (406)549-6524 | Databases, Flash Multimedia, > http://www.hansanderson.com | Killer Audio Production, > http://www.goofiness.com | Minty Fresh Breath. > > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, e-mail: php-general-unsubscribe@lists.php.net > For additional commands, e-mail: php-general-help@lists.php.net > To contact the list administrators, e-mail: php-list-admin@lists.php.net > > Hans Anderson ~ me@hansanderson.com PO Box 426, Missoula, MT 59806 | PHP, Search Engines, SQL (800)397-9116 / (406)549-6524 | Databases, Flash Multimedia, http://www.hansanderson.com | Killer Audio Production, http://www.goofiness.com | Minty Fresh Breath.