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Re: poisson equation

I am loath to plug my own work in this forum, but since you asked for a 
You will find a reasonably thorough treatment of such problems in the 
insanely low priced A Mathematica Companion for Differential Equations:

Selwyn Hollis

On Friday, October 3, 2003, at 02:28  AM, K L wrote:

> I am trying to solve poisson equation:
> diff(diff(u(y,z),y),y)  + diff(diff(u(y,z),z),z) = 1
> using separation of variables method.
> The boundary conditions for the problem are:
> u(1,z)=0
> u(-1,z)=0
> u(y,1)=0
> u(y,-1)=0
> can you please guide me to a good reference which will help me in
> solving this problem using separation of variables.
> Do you know how to solve this equation using mathematica

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