Re: Recursion Limit & Symbolic Differentiation
- To: mathgroup at smc.vnet.net
- Subject: [mg52272] Re: Recursion Limit & Symbolic Differentiation
- From: Peter Pein <petsie at arcor.de>
- Date: Sat, 20 Nov 2004 03:41:46 -0500 (EST)
- References: <cnhglm$af5$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Erin wrote: > Hi, > > I'm new to Mathemtica and I'm trying to differentiate a multi-variable > function > f(x,y,z). When doing so I get a recusion limit 256 reached message. > > When examining my equations, I don't see recursion in the expressions. > It should be simple substitution of one expression into the other. > (Its just easier for me to write it that way). > > How do I know if this is a valid message, and how do I know if my > expressions will actually be solved / simplified by Mathematica if I > increase the recursion limit? > > I have 2GB RAM and Mathematica fills it, then the Kernel runs out of > memory and stops trying to solve the problem. > > Thanks. > It would help us to help you, if you sent the definition of the function you're trying to differentiate... -- Peter Pein 10245 Berlin