source:
proiecte/pmake3d/make3d_original/Make3dSingleImageStanford_version0.1/third_party/lightspeed/test_inv_posdef.m
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177
Last change on this file since 177 was 37, checked in by , 15 years ago | |
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File size: 215 bytes |
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1 | N = 100; |
2 | niter = 100; |
3 | A = rand(N); |
4 | A = A*A'; |
5 | tic; for i = 1:niter inv(A); end; t1=toc; |
6 | tic; for i = 1:niter inv_posdef(A); end; t2=toc; |
7 | fprintf('inv: \t%g\ninv_posdef: \t%g (%g times faster)\n',t1,t2,t1/t2); |
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