Scripted HTML version of Foils prepared 29 December 1996

Foil 17 Sub-block definition of Matrix Multiply

From CPS615-Linear Programming and Whirlwind Full Matrix Discussion Delivered Lectures of CPS615 Basic Simulation Track for Computational Science -- 5 Decemr 96. by Geoffrey C. Fox *
Secs 125.2
Let be the sub-block at position (l,k), then the problem can be stated in block matrix form:
Example of sub-block structure of matrix A where N = 16 ( = 4):

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