Basic HTML version of Foils prepared February 13 00

Foil 26 Communication to Calculation IV

From Master Set for Parallel Programming for Laplace's Equation CPS615 Spring Semester 00 -- February 00. by Geoffrey C. Fox
1 Now systematically increase size of stencil. You get this in particle dynamics problems as you increase range of force
2 Calculation per point increases but communication increases faster and fcomm decreases systematically
3 Must re-use communicated values for this to work!
4 Update Stencils of increasing range
in Table To:

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