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Published byLizette Granville Modified about 1 year ago

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© 2006 The MathWorks, Inc. A Summer experience at The MathWorks Malena I. Español Tufts University

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2 Outlines The company Timeline Theory Implementation Results

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3 The Company Products

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4 Timeline JuneJulyAugust Start End MEX Files Tests Bugs More Tests Final Presentation Talk at IPTM Demos + Help ILU(0) ILUC MILU Code Product Code Complex Case CSC Build in

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5 Preconditioners

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6 ILU(0) A L U = * - R Preconditioner: M=L*U

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7 ILU(droptol) A L U Droptol=0 Droptol=0.01 Droptol=0.1

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8 Data Structure for Sparse Matrices: MATLAB functions

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9 Data Structure for Sparse Matrices: Compressed sparse by columns (CSC)

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10 ALGORITHMS ILU(0) – JKI format – Data Structure – Trick to go through the nonzero elements ILUC – Crout format – Data Structure MILU

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11 Results...coming!

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12 Thanks !!!!

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