1klu_demo 2MATLAB condest: 1.42443e+12 KLU condest: 1.42443e+12 cond: 3.25816e+11 3 4KLU with scaling, AMD ordering and condition number estimate: 5resid: 7.8484e-13 KLU condest: 1.42443e+12 rgrowth: 1.85769e-05 6 noffdiag: 12 7 nrealloc: 0 8 rcond: 7.1253e-09 9 rgrowth: 1.8577e-05 10 flops: 31592 11 nblocks: 166 12 ordering: 0 13 scale: 1 14 lnz: 1923 15 unz: 1892 16 offnz: 450 17 tol: 1.0000e-03 18 memory: 136748 19 20 21KLU with COLAMD ordering 22resid: 3.91883e-11 23 noffdiag: 14 24 nrealloc: 0 25 rcond: 9.1888e-10 26 rgrowth: 4.3963e-08 27 flops: 42513 28 nblocks: 166 29 ordering: 1 30 scale: 2 31 lnz: 1956 32 unz: 2490 33 offnz: 450 34 tol: 1.0000e-03 35 memory: 397692 36 37 38KLU with natural ordering (lots of fillin) 39resid: 2.42321e-11 40 noffdiag: 437 41 nrealloc: 0 42 rcond: 6.4525e-08 43 rgrowth: 1.7654e-04 44 flops: 328911 45 nblocks: 2 46 ordering: 2 47 scale: 2 48 lnz: 7846 49 unz: 7332 50 offnz: 40 51 tol: 1.0000e-03 52 memory: 453556 53 54 55KLU with CHOLMOD(A'*A) ordering 56resid: 2.22827e-13 57 noffdiag: 24 58 nrealloc: 0 59 rcond: 4.1814e-09 60 rgrowth: 1.0676e-04 61 flops: 36747 62 nblocks: 166 63 ordering: 3 64 scale: 2 65 lnz: 2020 66 unz: 2227 67 offnz: 450 68 tol: 1.0000e-03 69 memory: 191132 70 71 72KLU with CHOLMOD(A+A') ordering 73resid: 1.45166e-12 74 noffdiag: 13 75 nrealloc: 0 76 rcond: 3.9046e-11 77 rgrowth: 2.4378e-06 78 flops: 31925 79 nblocks: 166 80 ordering: 4 81 scale: 2 82 lnz: 2000 83 unz: 1878 84 offnz: 450 85 tol: 1.0000e-03 86 memory: 136044 87 88diary off 89