Basic HTML version of Foils prepared March 15 00

Foil 17 Gauss Seidel is Slow I

From Collection of Extra Foils for CPS615 PDE Iterative Solution Discussion CPS615 Spring Semester 00 -- March 00. by Geoffrey C. Fox
Take Laplace's equation in the Unit Square with initial guess as ? = 0 and boundary conditions that are zero except on one side
For N=31 by 31 Grid it takes around 1000 (N2) iterations to get a reasonable answer
Boundary Conditions Exact Solution

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