Re: Struggling with list element assignment in functions
- To: mathgroup at smc.vnet.net
 - Subject: [mg45706] Re: Struggling with list element assignment in functions
 - From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
 - Date: Wed, 21 Jan 2004 04:54:51 -0500 (EST)
 - Organization: Universitaet Leipzig
 - References: <bu8gs2$ak5$1@smc.vnet.net> <buiv2s$qth$1@smc.vnet.net>
 - Reply-to: kuska at informatik.uni-leipzig.de
 - Sender: owner-wri-mathgroup at wolfram.com
 
Hi, > For your information, I am hoping to build a rapid development tool > for finite difference development on regular grids. I would like to be > able to create rules to transform a set of Mathematica statements > representing 1) a partial differential equation 2) a time differencing > scheme 3) a space differencing scheme into two products: A) an > implementation and B) a linear stability analysis. Ideally there would > also be 4) input of various boundary conditions and C) output in the > form of reasonably efficient C code. and Mathematica 5.0.x NDSolve[] has already the steps 1)--3) implemented *and* it call hardware optimized BLAS/LAPACK functions to solve the sparse system ... Why reinvent the weel ?? Regards Jens