Finite Differences 1: This lecture provides an introduction to finite difference techniques for PDEs.
 
 
 
 
Finite Differences 2: This lecture introduces fast Poisson solver techniques using the FFT.
 
 
 
 
Finite Differences 3: This lecture compares the different strategies for solving large scale Ax=b problems.
 
 
 
 
 
 
Finite Differences 4: This lecture shows how to practically overcome common computational difficulties for large scale Ax=b problems.