Re: assumptions
- To: mathgroup at smc.vnet.net
- Subject: [mg37846] Re: [mg37836] assumptions
- From: Sseziwa Mukasa <mukasa at jeol.com>
- Date: Fri, 15 Nov 2002 01:34:55 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
On Thursday, November 14, 2002, at 06:12 AM, John Densmore wrote: > Hi all, > If I have a function f=A*Exp[-zr/a], is there a way to make > assumptions > about the parameters A, z, and a. I want to make sure z>0 and a>0. > Thanks > f[A_, z_ /; z > 0, r_, a_ /; a > 0] := A Exp[-z r/a] Regards, Ssezi