Re: Random Trouble
- To: mathgroup at smc.vnet.net
- Subject: [mg39197] Re: [mg39178] Random Trouble
- From: Rob Pratt <rpratt at email.unc.edu>
- Date: Mon, 3 Feb 2003 01:10:00 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
On Sun, 2 Feb 2003, Donald Darling wrote: > I have a program which uses a random number in several places - the same > number in a given run of the program. When I implement the program however > the number changes in every new call to it. I've tried to overcome this > using "Which", "Hold", "Verbatim", and others, all to no avail. Any help > greatly appreciated. Try using = instead of :=. r = Random[]; Then use r throughout the program. Using r := Random[] (or just Random[]) instead would cause a fresh random number to be sampled each time r appears. Rob Pratt Department of Operations Research The University of North Carolina at Chapel Hill rpratt at email.unc.edu http://www.unc.edu/~rpratt/