make[1]: Entering directory `/amd/netapp3/vol/research0a/research18/sparse/SuiteSparse/CXSparse/Demo' ./cs_idemo < ../Matrix/t2 --- cs_idemo T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : (3, 3.14159) 1 0 : (3.1, 42) 3 3 : (1, 7) 0 2 : (3.2, 0.1) 1 1 : (2.9, 1.3) 3 0 : (3.5, 0) 3 1 : (0.4, 2.71828) 1 3 : (0.9, 99) 0 0 : (4.5, 6) 2 1 : (1.7, 1) Treal: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3 1 0 : 3.1 3 3 : 1 0 2 : 3.2 1 1 : 2.9 3 0 : 3.5 3 1 : 0.4 1 3 : 0.9 0 0 : 4.5 2 1 : 1.7 Timag: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3.14159 1 0 : 42 3 3 : 7 0 2 : 0.1 1 1 : 1.3 3 0 : 0 3 1 : 2.71828 1 3 : 99 0 0 : 6 2 1 : 1 A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, 42) 3 : (3.5, 0) 0 : (4.5, 6) col 1 : locations 3 to 5 1 : (2.9, 1.3) 3 : (0.4, 2.71828) 2 : (1.7, 1) col 2 : locations 6 to 7 2 : (3, 3.14159) 0 : (3.2, 0.1) col 3 : locations 8 to 9 3 : (1, 7) 1 : (0.9, 99) C1 = real(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : 3.1 3 : 3.5 0 : 4.5 col 1 : locations 3 to 5 1 : 2.9 3 : 0.4 2 : 1.7 col 2 : locations 6 to 7 2 : 3 0 : 3.2 col 3 : locations 8 to 9 3 : 1 1 : 0.9 C2 = imag(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106 col 0 : locations 0 to 2 1 : 42 3 : 0 0 : 6 col 1 : locations 3 to 5 1 : 1.3 3 : 2.71828 2 : 1 col 2 : locations 6 to 7 2 : 3.14159 0 : 0.1 col 3 : locations 8 to 9 3 : 7 1 : 99 A1: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : (3.1, 0) 3 : (3.5, 0) 0 : (4.5, 0) col 1 : locations 3 to 5 1 : (2.9, 0) 3 : (0.4, 0) 2 : (1.7, 0) col 2 : locations 6 to 7 2 : (3, 0) 0 : (3.2, 0) col 3 : locations 8 to 9 3 : (1, 0) 1 : (0.9, 0) A2: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106 col 0 : locations 0 to 2 1 : (0, 42) 3 : (0, 0) 0 : (0, 6) col 1 : locations 3 to 5 1 : (0, 1.3) 3 : (0, 2.71828) 2 : (0, 1) col 2 : locations 6 to 7 2 : (0, 3.14159) 0 : (0, 0.1) col 3 : locations 8 to 9 3 : (0, 7) 1 : (0, 99) B = conj(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, -42) 3 : (3.5, 0) 0 : (4.5, -6) col 1 : locations 3 to 5 1 : (2.9, -1.3) 3 : (0.4, -2.71828) 2 : (1.7, -1) col 2 : locations 6 to 7 2 : (3, -3.14159) 0 : (3.2, -0.1) col 3 : locations 8 to 9 3 : (1, -7) 1 : (0.9, -99) ./cs_ldemo < ../Matrix/t2 --- cs_ldemo T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : (3, 3.14159) 1 0 : (3.1, 42) 3 3 : (1, 7) 0 2 : (3.2, 0.1) 1 1 : (2.9, 1.3) 3 0 : (3.5, 0) 3 1 : (0.4, 2.71828) 1 3 : (0.9, 99) 0 0 : (4.5, 6) 2 1 : (1.7, 1) Treal: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3 1 0 : 3.1 3 3 : 1 0 2 : 3.2 1 1 : 2.9 3 0 : 3.5 3 1 : 0.4 1 3 : 0.9 0 0 : 4.5 2 1 : 1.7 Timag: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3.14159 1 0 : 42 3 3 : 7 0 2 : 0.1 1 1 : 1.3 3 0 : 0 3 1 : 2.71828 1 3 : 99 0 0 : 6 2 1 : 1 A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, 42) 3 : (3.5, 0) 0 : (4.5, 6) col 1 : locations 3 to 5 1 : (2.9, 1.3) 3 : (0.4, 2.71828) 2 : (1.7, 1) col 2 : locations 6 to 7 2 : (3, 3.14159) 0 : (3.2, 0.1) col 3 : locations 8 to 9 3 : (1, 7) 1 : (0.9, 99) C1 = real(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : 3.1 3 : 3.5 0 : 4.5 col 1 : locations 3 to 5 1 : 2.9 3 : 0.4 2 : 1.7 col 2 : locations 6 to 7 2 : 3 0 : 3.2 col 3 : locations 8 to 9 3 : 1 1 : 0.9 C2 = imag(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106 col 0 : locations 0 to 2 1 : 42 3 : 0 0 : 6 col 1 : locations 3 to 5 1 : 1.3 3 : 2.71828 2 : 1 col 2 : locations 6 to 7 2 : 3.14159 0 : 0.1 col 3 : locations 8 to 9 3 : 7 1 : 99 A1: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : (3.1, 0) 3 : (3.5, 0) 0 : (4.5, 0) col 1 : locations 3 to 5 1 : (2.9, 0) 3 : (0.4, 0) 2 : (1.7, 0) col 2 : locations 6 to 7 2 : (3, 0) 0 : (3.2, 0) col 3 : locations 8 to 9 3 : (1, 0) 1 : (0.9, 0) A2: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106 col 0 : locations 0 to 2 1 : (0, 42) 3 : (0, 0) 0 : (0, 6) col 1 : locations 3 to 5 1 : (0, 1.3) 3 : (0, 2.71828) 2 : (0, 1) col 2 : locations 6 to 7 2 : (0, 3.14159) 0 : (0, 0.1) col 3 : locations 8 to 9 3 : (0, 7) 1 : (0, 99) B = conj(A): CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, -42) 3 : (3.5, 0) 0 : (4.5, -6) col 1 : locations 3 to 5 1 : (2.9, -1.3) 3 : (0.4, -2.71828) 2 : (1.7, -1) col 2 : locations 6 to 7 2 : (3, -3.14159) 0 : (3.2, -0.1) col 3 : locations 8 to 9 3 : (1, -7) 1 : (0.9, -99) ./cs_demo1 < ../Matrix/t1 T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3 1 0 : 3.1 3 3 : 1 0 2 : 3.2 1 1 : 2.9 3 0 : 3.5 3 1 : 0.4 1 3 : 0.9 0 0 : 4.5 2 1 : 1.7 A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : 3.1 3 : 3.5 0 : 4.5 col 1 : locations 3 to 5 1 : 2.9 3 : 0.4 2 : 1.7 col 2 : locations 6 to 7 2 : 3 0 : 3.2 col 3 : locations 8 to 9 3 : 1 1 : 0.9 AT: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 7.7 col 0 : locations 0 to 1 0 : 4.5 2 : 3.2 col 1 : locations 2 to 4 0 : 3.1 1 : 2.9 3 : 0.9 col 2 : locations 5 to 6 1 : 1.7 2 : 3 col 3 : locations 7 to 9 0 : 3.5 1 : 0.4 3 : 1 D: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 16 nnz: 16, 1-norm: 139.58 col 0 : locations 0 to 3 1 : 13.95 3 : 15.75 0 : 100.28 2 : 9.6 col 1 : locations 4 to 7 1 : 88.62 3 : 12.91 0 : 13.95 2 : 4.93 col 2 : locations 8 to 11 1 : 4.93 3 : 0.68 2 : 81.68 0 : 9.6 col 3 : locations 12 to 15 1 : 12.91 3 : 83.2 0 : 15.75 2 : 0.68 ./cs_demo2 < ../Matrix/t1 --- Matrix: 4-by-4, nnz: 10 (sym: 0: nnz 0), norm: 1.11e+01 blocks: 1 singletons: 0 structural rank: 4 QR natural time: 0.00 resid: 1.04e-17 QR amd(A'*A) time: 0.00 resid: 2.03e-17 LU natural time: 0.00 resid: 1.04e-17 LU amd(A+A') time: 0.00 resid: 4.94e-18 LU amd(S'*S) time: 0.00 resid: 4.94e-18 LU amd(A'*A) time: 0.00 resid: 4.94e-18 ./cs_demo2 < ../Matrix/fs_183_1 --- Matrix: 183-by-183, nnz: 988 (sym: 0: nnz 0), norm: 1.70e+09 zero entries dropped: 71 tiny entries dropped: 10 blocks: 38 singletons: 37 structural rank: 183 QR natural time: 0.01 resid: 3.15e-28 QR amd(A'*A) time: 0.00 resid: 2.60e-28 LU natural time: 0.01 resid: 3.08e-28 LU amd(A+A') time: 0.00 resid: 1.42e-27 LU amd(S'*S) time: 0.00 resid: 7.11e-28 LU amd(A'*A) time: 0.00 resid: 7.11e-28 ./cs_demo2 < ../Matrix/west0067 --- Matrix: 67-by-67, nnz: 294 (sym: 0: nnz 0), norm: 6.14e+00 blocks: 2 singletons: 1 structural rank: 67 QR natural time: 0.00 resid: 2.81e-17 QR amd(A'*A) time: 0.00 resid: 1.30e-17 LU natural time: 0.00 resid: 3.85e-17 LU amd(A+A') time: 0.00 resid: 1.95e-17 LU amd(S'*S) time: 0.00 resid: 2.60e-17 LU amd(A'*A) time: 0.00 resid: 2.60e-17 ./cs_demo2 < ../Matrix/lp_afiro --- Matrix: 27-by-51, nnz: 102 (sym: 0: nnz 0), norm: 3.43e+00 blocks: 1 singletons: 0 structural rank: 27 QR natural time: 0.00 resid: 4.30e-16 QR amd(A'*A) time: 0.00 resid: 1.92e-16 ./cs_demo2 < ../Matrix/ash219 --- Matrix: 219-by-85, nnz: 438 (sym: 0: nnz 0), norm: 9.00e+00 blocks: 1 singletons: 0 structural rank: 85 QR natural time: 0.00 resid: 1.61e-02 QR amd(A'*A) time: 0.00 resid: 1.61e-02 ./cs_demo2 < ../Matrix/mbeacxc --- Matrix: 492-by-490, nnz: 49920 (sym: 0: nnz 0), norm: 9.29e-01 blocks: 10 singletons: 8 structural rank: 448 QR natural time: 0.27 resid: nan QR amd(A'*A) time: 0.30 resid: nan ./cs_demo2 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 blocks: 1 singletons: 0 structural rank: 48 QR natural time: 0.00 resid: 3.97e-19 QR amd(A'*A) time: 0.00 resid: 2.36e-19 LU natural time: 0.00 resid: 2.63e-19 LU amd(A+A') time: 0.00 resid: 8.63e-20 LU amd(S'*S) time: 0.00 resid: 2.04e-19 LU amd(A'*A) time: 0.00 resid: 2.04e-19 Chol natural time: 0.00 resid: 1.90e-19 Chol amd(A+A') time: 0.00 resid: 2.01e-19 ./cs_demo3 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 chol then update/downdate amd(A+A') symbolic chol time 0.00 numeric chol time 0.00 solve chol time 0.00 original: resid: 2.01e-19 update: time: 0.00 update: time: 0.00 (incl solve) resid: 8.39e-19 rechol: time: 0.00 (incl solve) resid: 1.20e-18 downdate: time: 0.00 downdate: time: 0.00 (incl solve) resid: 3.30e-17 ./cs_demo2 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 blocks: 75 singletons: 74 structural rank: 4884 QR amd(A'*A) time: 2.47 resid: 1.28e-22 LU amd(A+A') time: 1.46 resid: 1.06e-22 LU amd(S'*S) time: 1.44 resid: 1.21e-22 LU amd(A'*A) time: 1.50 resid: 1.70e-22 Chol amd(A+A') time: 0.66 resid: 9.28e-23 ./cs_demo3 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 chol then update/downdate amd(A+A') symbolic chol time 0.04 numeric chol time 0.59 solve chol time 0.01 original: resid: 9.28e-23 update: time: 0.00 update: time: 0.01 (incl solve) resid: 8.62e-24 rechol: time: 0.63 (incl solve) resid: 8.72e-24 downdate: time: 0.00 downdate: time: 0.02 (incl solve) resid: 3.60e-22 ./cs_di_demo1 < ../Matrix/t1 T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3 1 0 : 3.1 3 3 : 1 0 2 : 3.2 1 1 : 2.9 3 0 : 3.5 3 1 : 0.4 1 3 : 0.9 0 0 : 4.5 2 1 : 1.7 A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : 3.1 3 : 3.5 0 : 4.5 col 1 : locations 3 to 5 1 : 2.9 3 : 0.4 2 : 1.7 col 2 : locations 6 to 7 2 : 3 0 : 3.2 col 3 : locations 8 to 9 3 : 1 1 : 0.9 AT: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 7.7 col 0 : locations 0 to 1 0 : 4.5 2 : 3.2 col 1 : locations 2 to 4 0 : 3.1 1 : 2.9 3 : 0.9 col 2 : locations 5 to 6 1 : 1.7 2 : 3 col 3 : locations 7 to 9 0 : 3.5 1 : 0.4 3 : 1 D: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 16 nnz: 16, 1-norm: 139.58 col 0 : locations 0 to 3 1 : 13.95 3 : 15.75 0 : 100.28 2 : 9.6 col 1 : locations 4 to 7 1 : 88.62 3 : 12.91 0 : 13.95 2 : 4.93 col 2 : locations 8 to 11 1 : 4.93 3 : 0.68 2 : 81.68 0 : 9.6 col 3 : locations 12 to 15 1 : 12.91 3 : 83.2 0 : 15.75 2 : 0.68 ./cs_di_demo2 < ../Matrix/t1 --- Matrix: 4-by-4, nnz: 10 (sym: 0: nnz 0), norm: 1.11e+01 blocks: 1 singletons: 0 structural rank: 4 QR natural time: 0.00 resid: 1.04e-17 QR amd(A'*A) time: 0.00 resid: 2.03e-17 LU natural time: 0.00 resid: 1.04e-17 LU amd(A+A') time: 0.00 resid: 4.94e-18 LU amd(S'*S) time: 0.00 resid: 4.94e-18 LU amd(A'*A) time: 0.00 resid: 4.94e-18 ./cs_di_demo2 < ../Matrix/fs_183_1 --- Matrix: 183-by-183, nnz: 988 (sym: 0: nnz 0), norm: 1.70e+09 zero entries dropped: 71 tiny entries dropped: 10 blocks: 38 singletons: 37 structural rank: 183 QR natural time: 0.00 resid: 3.15e-28 QR amd(A'*A) time: 0.01 resid: 2.60e-28 LU natural time: 0.00 resid: 3.08e-28 LU amd(A+A') time: 0.00 resid: 1.42e-27 LU amd(S'*S) time: 0.01 resid: 7.11e-28 LU amd(A'*A) time: 0.00 resid: 7.11e-28 ./cs_di_demo2 < ../Matrix/west0067 --- Matrix: 67-by-67, nnz: 294 (sym: 0: nnz 0), norm: 6.14e+00 blocks: 2 singletons: 1 structural rank: 67 QR natural time: 0.00 resid: 2.81e-17 QR amd(A'*A) time: 0.00 resid: 1.30e-17 LU natural time: 0.00 resid: 3.85e-17 LU amd(A+A') time: 0.00 resid: 1.95e-17 LU amd(S'*S) time: 0.00 resid: 2.60e-17 LU amd(A'*A) time: 0.00 resid: 2.60e-17 ./cs_di_demo2 < ../Matrix/lp_afiro --- Matrix: 27-by-51, nnz: 102 (sym: 0: nnz 0), norm: 3.43e+00 blocks: 1 singletons: 0 structural rank: 27 QR natural time: 0.00 resid: 4.30e-16 QR amd(A'*A) time: 0.00 resid: 1.92e-16 ./cs_di_demo2 < ../Matrix/ash219 --- Matrix: 219-by-85, nnz: 438 (sym: 0: nnz 0), norm: 9.00e+00 blocks: 1 singletons: 0 structural rank: 85 QR natural time: 0.00 resid: 1.61e-02 QR amd(A'*A) time: 0.00 resid: 1.61e-02 ./cs_di_demo2 < ../Matrix/mbeacxc --- Matrix: 492-by-490, nnz: 49920 (sym: 0: nnz 0), norm: 9.29e-01 blocks: 10 singletons: 8 structural rank: 448 QR natural time: 0.26 resid: nan QR amd(A'*A) time: 0.32 resid: nan ./cs_di_demo2 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 blocks: 1 singletons: 0 structural rank: 48 QR natural time: 0.00 resid: 3.97e-19 QR amd(A'*A) time: 0.00 resid: 2.36e-19 LU natural time: 0.00 resid: 2.63e-19 LU amd(A+A') time: 0.00 resid: 8.63e-20 LU amd(S'*S) time: 0.00 resid: 2.04e-19 LU amd(A'*A) time: 0.00 resid: 2.04e-19 Chol natural time: 0.00 resid: 1.90e-19 Chol amd(A+A') time: 0.00 resid: 2.01e-19 ./cs_di_demo3 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 chol then update/downdate amd(A+A') symbolic chol time 0.00 numeric chol time 0.00 solve chol time 0.00 original: resid: 2.01e-19 update: time: 0.00 update: time: 0.00 (incl solve) resid: 8.39e-19 rechol: time: 0.00 (incl solve) resid: 1.20e-18 downdate: time: 0.00 downdate: time: 0.00 (incl solve) resid: 3.30e-17 ./cs_di_demo2 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 blocks: 75 singletons: 74 structural rank: 4884 QR amd(A'*A) time: 2.40 resid: 1.28e-22 LU amd(A+A') time: 1.44 resid: 1.06e-22 LU amd(S'*S) time: 1.42 resid: 1.21e-22 LU amd(A'*A) time: 1.50 resid: 1.70e-22 Chol amd(A+A') time: 0.65 resid: 9.28e-23 ./cs_di_demo3 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 chol then update/downdate amd(A+A') symbolic chol time 0.03 numeric chol time 0.62 solve chol time 0.02 original: resid: 9.28e-23 update: time: 0.00 update: time: 0.02 (incl solve) resid: 8.62e-24 rechol: time: 0.63 (incl solve) resid: 8.72e-24 downdate: time: 0.00 downdate: time: 0.01 (incl solve) resid: 3.60e-22 ./cs_dl_demo1 < ../Matrix/t1 T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : 3 1 0 : 3.1 3 3 : 1 0 2 : 3.2 1 1 : 2.9 3 0 : 3.5 3 1 : 0.4 1 3 : 0.9 0 0 : 4.5 2 1 : 1.7 A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 11.1 col 0 : locations 0 to 2 1 : 3.1 3 : 3.5 0 : 4.5 col 1 : locations 3 to 5 1 : 2.9 3 : 0.4 2 : 1.7 col 2 : locations 6 to 7 2 : 3 0 : 3.2 col 3 : locations 8 to 9 3 : 1 1 : 0.9 AT: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 7.7 col 0 : locations 0 to 1 0 : 4.5 2 : 3.2 col 1 : locations 2 to 4 0 : 3.1 1 : 2.9 3 : 0.9 col 2 : locations 5 to 6 1 : 1.7 2 : 3 col 3 : locations 7 to 9 0 : 3.5 1 : 0.4 3 : 1 D: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 16 nnz: 16, 1-norm: 139.58 col 0 : locations 0 to 3 1 : 13.95 3 : 15.75 0 : 100.28 2 : 9.6 col 1 : locations 4 to 7 1 : 88.62 3 : 12.91 0 : 13.95 2 : 4.93 col 2 : locations 8 to 11 1 : 4.93 3 : 0.68 2 : 81.68 0 : 9.6 col 3 : locations 12 to 15 1 : 12.91 3 : 83.2 0 : 15.75 2 : 0.68 ./cs_dl_demo2 < ../Matrix/t1 --- Matrix: 4-by-4, nnz: 10 (sym: 0: nnz 0), norm: 1.11e+01 blocks: 1 singletons: 0 structural rank: 4 QR natural time: 0.00 resid: 1.04e-17 QR amd(A'*A) time: 0.00 resid: 2.03e-17 LU natural time: 0.00 resid: 1.04e-17 LU amd(A+A') time: 0.00 resid: 4.94e-18 LU amd(S'*S) time: 0.00 resid: 4.94e-18 LU amd(A'*A) time: 0.00 resid: 4.94e-18 ./cs_dl_demo2 < ../Matrix/fs_183_1 --- Matrix: 183-by-183, nnz: 988 (sym: 0: nnz 0), norm: 1.70e+09 zero entries dropped: 71 tiny entries dropped: 10 blocks: 38 singletons: 37 structural rank: 183 QR natural time: 0.01 resid: 3.15e-28 QR amd(A'*A) time: 0.00 resid: 2.60e-28 LU natural time: 0.01 resid: 3.08e-28 LU amd(A+A') time: 0.00 resid: 1.42e-27 LU amd(S'*S) time: 0.00 resid: 7.11e-28 LU amd(A'*A) time: 0.00 resid: 7.11e-28 ./cs_dl_demo2 < ../Matrix/west0067 --- Matrix: 67-by-67, nnz: 294 (sym: 0: nnz 0), norm: 6.14e+00 blocks: 2 singletons: 1 structural rank: 67 QR natural time: 0.00 resid: 2.81e-17 QR amd(A'*A) time: 0.00 resid: 1.30e-17 LU natural time: 0.00 resid: 3.85e-17 LU amd(A+A') time: 0.00 resid: 1.95e-17 LU amd(S'*S) time: 0.00 resid: 2.60e-17 LU amd(A'*A) time: 0.00 resid: 2.60e-17 ./cs_dl_demo2 < ../Matrix/lp_afiro --- Matrix: 27-by-51, nnz: 102 (sym: 0: nnz 0), norm: 3.43e+00 blocks: 1 singletons: 0 structural rank: 27 QR natural time: 0.00 resid: 4.30e-16 QR amd(A'*A) time: 0.00 resid: 1.92e-16 ./cs_dl_demo2 < ../Matrix/ash219 --- Matrix: 219-by-85, nnz: 438 (sym: 0: nnz 0), norm: 9.00e+00 blocks: 1 singletons: 0 structural rank: 85 QR natural time: 0.00 resid: 1.61e-02 QR amd(A'*A) time: 0.00 resid: 1.61e-02 ./cs_dl_demo2 < ../Matrix/mbeacxc --- Matrix: 492-by-490, nnz: 49920 (sym: 0: nnz 0), norm: 9.29e-01 blocks: 10 singletons: 8 structural rank: 448 QR natural time: 0.26 resid: nan QR amd(A'*A) time: 0.31 resid: nan ./cs_dl_demo2 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 blocks: 1 singletons: 0 structural rank: 48 QR natural time: 0.00 resid: 3.97e-19 QR amd(A'*A) time: 0.00 resid: 2.36e-19 LU natural time: 0.00 resid: 2.63e-19 LU amd(A+A') time: 0.00 resid: 8.63e-20 LU amd(S'*S) time: 0.00 resid: 2.04e-19 LU amd(A'*A) time: 0.00 resid: 2.04e-19 Chol natural time: 0.00 resid: 1.90e-19 Chol amd(A+A') time: 0.00 resid: 2.01e-19 ./cs_dl_demo3 < ../Matrix/bcsstk01 --- Matrix: 48-by-48, nnz: 224 (sym: -1: nnz 400), norm: 3.57e+09 chol then update/downdate amd(A+A') symbolic chol time 0.00 numeric chol time 0.00 solve chol time 0.00 original: resid: 2.01e-19 update: time: 0.00 update: time: 0.00 (incl solve) resid: 8.39e-19 rechol: time: 0.00 (incl solve) resid: 1.20e-18 downdate: time: 0.00 downdate: time: 0.00 (incl solve) resid: 3.30e-17 ./cs_dl_demo2 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 blocks: 75 singletons: 74 structural rank: 4884 QR amd(A'*A) time: 2.36 resid: 1.28e-22 LU amd(A+A') time: 1.34 resid: 1.06e-22 LU amd(S'*S) time: 1.31 resid: 1.21e-22 LU amd(A'*A) time: 1.39 resid: 1.70e-22 Chol amd(A+A') time: 0.65 resid: 9.28e-23 ./cs_dl_demo3 < ../Matrix/bcsstk16 --- Matrix: 4884-by-4884, nnz: 147631 (sym: -1: nnz 290378), norm: 7.01e+09 chol then update/downdate amd(A+A') symbolic chol time 0.03 numeric chol time 0.61 solve chol time 0.01 original: resid: 9.28e-23 update: time: 0.00 update: time: 0.01 (incl solve) resid: 8.62e-24 rechol: time: 0.64 (incl solve) resid: 8.72e-24 downdate: time: 0.00 downdate: time: 0.02 (incl solve) resid: 3.60e-22 ./cs_ci_demo1 < ../Matrix/t2 T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : (3, 3.14159) 1 0 : (3.1, 42) 3 3 : (1, 7) 0 2 : (3.2, 0.1) 1 1 : (2.9, 1.3) 3 0 : (3.5, 0) 3 1 : (0.4, 2.71828) 1 3 : (0.9, 99) 0 0 : (4.5, 6) 2 1 : (1.7, 1) A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, 42) 3 : (3.5, 0) 0 : (4.5, 6) col 1 : locations 3 to 5 1 : (2.9, 1.3) 3 : (0.4, 2.71828) 2 : (1.7, 1) col 2 : locations 6 to 7 2 : (3, 3.14159) 0 : (3.2, 0.1) col 3 : locations 8 to 9 3 : (1, 7) 1 : (0.9, 99) AT: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 144.296 col 0 : locations 0 to 1 0 : (4.5, -6) 2 : (3.2, -0.1) col 1 : locations 2 to 4 0 : (3.1, -42) 1 : (2.9, -1.3) 3 : (0.9, -99) col 2 : locations 5 to 6 1 : (1.7, -1) 2 : (3, -3.14159) col 3 : locations 7 to 9 0 : (3.5, -0) 1 : (0.4, -2.71828) 3 : (1, -7) D: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 16 nnz: 16, 1-norm: 25308.3 col 0 : locations 0 to 3 1 : (265.95, 170.4) 3 : (15.75, -21) 0 : (12720.7, 0) 2 : (9.91416, 9.7531) col 1 : locations 4 to 7 1 : (24239.7, 0) 3 : (709.444, -232.337) 0 : (265.95, -170.4) 2 : (6.23, 0.69) col 2 : locations 8 to 11 1 : (6.23, -0.69) 3 : (3.39828, 4.22108) 2 : (12676.9, 0) 0 : (9.91416, -9.7531) col 3 : locations 12 to 15 1 : (709.444, 232.337) 3 : (12724, 0) 0 : (15.75, 21) 2 : (3.39828, -4.22108) ./cs_ci_demo2 < ../Matrix/t2 --- Matrix: 4-by-4, nnz: 10 (sym: 0: nnz 0), norm: 1.06e+02 blocks: 1 singletons: 0 structural rank: 4 QR natural time: 0.00 resid: 1.07e-17 QR amd(A'*A) time: 0.00 resid: 3.09e-18 LU natural time: 0.00 resid: 2.67e-18 LU amd(A+A') time: 0.00 resid: 2.12e-18 LU amd(S'*S) time: 0.00 resid: 2.93e-18 LU amd(A'*A) time: 0.00 resid: 2.12e-18 ./cs_ci_demo2 < ../Matrix/t3 --- Matrix: 3-by-4, nnz: 12 (sym: 0: nnz 0), norm: 3.06e+00 blocks: 1 singletons: 0 structural rank: 3 QR natural time: 0.00 resid: 1.21e-16 QR amd(A'*A) time: 0.00 resid: 1.21e-16 ./cs_ci_demo2 < ../Matrix/t4 --- Matrix: 2-by-2, nnz: 3 (sym: 1: nnz 4), norm: 2.83e+00 blocks: 1 singletons: 0 structural rank: 2 QR natural time: 0.00 resid: 2.74e-17 QR amd(A'*A) time: 0.00 resid: 2.74e-17 LU natural time: 0.00 resid: 0.00e+00 LU amd(A+A') time: 0.00 resid: 0.00e+00 LU amd(S'*S) time: 0.00 resid: 0.00e+00 LU amd(A'*A) time: 0.00 resid: 0.00e+00 Chol natural time: 0.00 (failed) Chol amd(A+A') time: 0.00 (failed) ./cs_ci_demo2 < ../Matrix/c_west0067 --- Matrix: 67-by-67, nnz: 294 (sym: 0: nnz 0), norm: 6.17e+00 blocks: 2 singletons: 1 structural rank: 67 QR natural time: 0.00 resid: 3.47e-17 QR amd(A'*A) time: 0.00 resid: 6.79e-17 LU natural time: 0.00 resid: 5.08e-17 LU amd(A+A') time: 0.00 resid: 7.10e-17 LU amd(S'*S) time: 0.00 resid: 3.28e-17 LU amd(A'*A) time: 0.00 resid: 4.32e-17 ./cs_ci_demo2 < ../Matrix/c_mbeacxc --- Matrix: 492-by-490, nnz: 49920 (sym: 0: nnz 0), norm: 9.29e-01 blocks: 10 singletons: 8 structural rank: 448 QR natural time: 0.63 resid: nan QR amd(A'*A) time: 0.69 resid: nan ./cs_ci_demo2 < ../Matrix/young1c --- Matrix: 841-by-841, nnz: 4089 (sym: 0: nnz 0), norm: 7.30e+02 blocks: 1 singletons: 0 structural rank: 841 QR natural time: 0.02 resid: 9.10e-17 QR amd(A'*A) time: 0.02 resid: 8.11e-17 LU natural time: 0.01 resid: 1.27e-16 LU amd(A+A') time: 0.02 resid: 3.45e-16 LU amd(S'*S) time: 0.01 resid: 2.31e-16 LU amd(A'*A) time: 0.02 resid: 2.31e-16 ./cs_ci_demo2 < ../Matrix/qc324 --- Matrix: 324-by-324, nnz: 26730 (sym: 0: nnz 0), norm: 1.71e+00 blocks: 1 singletons: 0 structural rank: 324 QR natural time: 0.05 resid: 3.27e-17 QR amd(A'*A) time: 0.06 resid: 3.70e-17 LU natural time: 0.03 resid: 4.19e-17 LU amd(A+A') time: 0.03 resid: 3.73e-17 LU amd(S'*S) time: 0.04 resid: 4.19e-17 LU amd(A'*A) time: 0.04 resid: 4.19e-17 ./cs_ci_demo2 < ../Matrix/neumann --- Matrix: 1600-by-1600, nnz: 7840 (sym: 0: nnz 0), norm: 1.41e+01 blocks: 1 singletons: 0 structural rank: 1600 QR amd(A'*A) time: 0.03 resid: 4.89e-16 LU amd(A+A') time: 0.02 resid: 4.32e-16 LU amd(S'*S) time: 0.02 resid: 4.63e-16 LU amd(A'*A) time: 0.03 resid: 4.63e-16 ./cs_ci_demo2 < ../Matrix/mhd1280b --- Matrix: 1280-by-1280, nnz: 11963 (sym: -1: nnz 22646), norm: 8.00e+01 tiny entries dropped: 66 blocks: 20 singletons: 14 structural rank: 1280 QR amd(A'*A) time: 0.01 resid: 1.98e-25 LU amd(A+A') time: 0.00 resid: 2.07e-25 LU amd(S'*S) time: 0.02 resid: 1.53e-25 LU amd(A'*A) time: 0.01 resid: 1.53e-25 Chol amd(A+A') time: 0.01 resid: 3.63e-16 ./cs_ci_demo3 < ../Matrix/mhd1280b --- Matrix: 1280-by-1280, nnz: 12029 (sym: -1: nnz 22778), norm: 8.00e+01 chol then update/downdate amd(A+A') symbolic chol time 0.01 numeric chol time 0.00 solve chol time 0.00 original: resid: 3.64e-16 update: time: 0.00 update: time: 0.00 (incl solve) resid: 3.64e-16 rechol: time: 0.01 (incl solve) resid: 3.64e-16 downdate: time: 0.00 downdate: time: 0.00 (incl solve) resid: 1.89e-15 ./cs_cl_demo1 < ../Matrix/t2 T: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 triplet: 4-by-4, nzmax: 16 nnz: 10 2 2 : (3, 3.14159) 1 0 : (3.1, 42) 3 3 : (1, 7) 0 2 : (3.2, 0.1) 1 1 : (2.9, 1.3) 3 0 : (3.5, 0) 3 1 : (0.4, 2.71828) 1 3 : (0.9, 99) 0 0 : (4.5, 6) 2 1 : (1.7, 1) A: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 106.075 col 0 : locations 0 to 2 1 : (3.1, 42) 3 : (3.5, 0) 0 : (4.5, 6) col 1 : locations 3 to 5 1 : (2.9, 1.3) 3 : (0.4, 2.71828) 2 : (1.7, 1) col 2 : locations 6 to 7 2 : (3, 3.14159) 0 : (3.2, 0.1) col 3 : locations 8 to 9 3 : (1, 7) 1 : (0.9, 99) AT: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 10 nnz: 10, 1-norm: 144.296 col 0 : locations 0 to 1 0 : (4.5, -6) 2 : (3.2, -0.1) col 1 : locations 2 to 4 0 : (3.1, -42) 1 : (2.9, -1.3) 3 : (0.9, -99) col 2 : locations 5 to 6 1 : (1.7, -1) 2 : (3, -3.14159) col 3 : locations 7 to 9 0 : (3.5, -0) 1 : (0.4, -2.71828) 3 : (1, -7) D: CXSparse Version 2.0.7, Dec 12, 2006. Copyright (c) Timothy A. Davis, 2006 4-by-4, nzmax: 16 nnz: 16, 1-norm: 25308.3 col 0 : locations 0 to 3 1 : (265.95, 170.4) 3 : (15.75, -21) 0 : (12720.7, 0) 2 : (9.91416, 9.7531) col 1 : locations 4 to 7 1 : (24239.7, 0) 3 : (709.444, -232.337) 0 : (265.95, -170.4) 2 : (6.23, 0.69) col 2 : locations 8 to 11 1 : (6.23, -0.69) 3 : (3.39828, 4.22108) 2 : (12676.9, 0) 0 : (9.91416, -9.7531) col 3 : locations 12 to 15 1 : (709.444, 232.337) 3 : (12724, 0) 0 : (15.75, 21) 2 : (3.39828, -4.22108) ./cs_cl_demo2 < ../Matrix/t2 --- Matrix: 4-by-4, nnz: 10 (sym: 0: nnz 0), norm: 1.06e+02 blocks: 1 singletons: 0 structural rank: 4 QR natural time: 0.00 resid: 1.07e-17 QR amd(A'*A) time: 0.00 resid: 3.09e-18 LU natural time: 0.00 resid: 2.67e-18 LU amd(A+A') time: 0.00 resid: 2.12e-18 LU amd(S'*S) time: 0.00 resid: 2.93e-18 LU amd(A'*A) time: 0.00 resid: 2.12e-18 ./cs_cl_demo2 < ../Matrix/t3 --- Matrix: 3-by-4, nnz: 12 (sym: 0: nnz 0), norm: 3.06e+00 blocks: 1 singletons: 0 structural rank: 3 QR natural time: 0.00 resid: 1.21e-16 QR amd(A'*A) time: 0.00 resid: 1.21e-16 ./cs_cl_demo2 < ../Matrix/t4 --- Matrix: 2-by-2, nnz: 3 (sym: 1: nnz 4), norm: 2.83e+00 blocks: 1 singletons: 0 structural rank: 2 QR natural time: 0.00 resid: 2.74e-17 QR amd(A'*A) time: 0.00 resid: 2.74e-17 LU natural time: 0.00 resid: 0.00e+00 LU amd(A+A') time: 0.00 resid: 0.00e+00 LU amd(S'*S) time: 0.00 resid: 0.00e+00 LU amd(A'*A) time: 0.00 resid: 0.00e+00 Chol natural time: 0.00 (failed) Chol amd(A+A') time: 0.00 (failed) ./cs_cl_demo2 < ../Matrix/c_west0067 --- Matrix: 67-by-67, nnz: 294 (sym: 0: nnz 0), norm: 6.17e+00 blocks: 2 singletons: 1 structural rank: 67 QR natural time: 0.00 resid: 3.47e-17 QR amd(A'*A) time: 0.00 resid: 6.79e-17 LU natural time: 0.00 resid: 5.08e-17 LU amd(A+A') time: 0.00 resid: 7.10e-17 LU amd(S'*S) time: 0.00 resid: 3.28e-17 LU amd(A'*A) time: 0.00 resid: 4.32e-17 ./cs_cl_demo2 < ../Matrix/c_mbeacxc --- Matrix: 492-by-490, nnz: 49920 (sym: 0: nnz 0), norm: 9.29e-01 blocks: 10 singletons: 8 structural rank: 448 QR natural time: 0.63 resid: nan QR amd(A'*A) time: 0.69 resid: nan ./cs_cl_demo2 < ../Matrix/young1c --- Matrix: 841-by-841, nnz: 4089 (sym: 0: nnz 0), norm: 7.30e+02 blocks: 1 singletons: 0 structural rank: 841 QR natural time: 0.02 resid: 9.10e-17 QR amd(A'*A) time: 0.01 resid: 8.11e-17 LU natural time: 0.01 resid: 1.27e-16 LU amd(A+A') time: 0.02 resid: 3.45e-16 LU amd(S'*S) time: 0.01 resid: 2.31e-16 LU amd(A'*A) time: 0.01 resid: 2.31e-16 ./cs_cl_demo2 < ../Matrix/qc324 --- Matrix: 324-by-324, nnz: 26730 (sym: 0: nnz 0), norm: 1.71e+00 blocks: 1 singletons: 0 structural rank: 324 QR natural time: 0.05 resid: 3.27e-17 QR amd(A'*A) time: 0.06 resid: 3.70e-17 LU natural time: 0.04 resid: 4.19e-17 LU amd(A+A') time: 0.03 resid: 3.73e-17 LU amd(S'*S) time: 0.04 resid: 4.19e-17 LU amd(A'*A) time: 0.03 resid: 4.19e-17 ./cs_cl_demo2 < ../Matrix/neumann --- Matrix: 1600-by-1600, nnz: 7840 (sym: 0: nnz 0), norm: 1.41e+01 blocks: 1 singletons: 0 structural rank: 1600 QR amd(A'*A) time: 0.03 resid: 4.89e-16 LU amd(A+A') time: 0.02 resid: 4.32e-16 LU amd(S'*S) time: 0.03 resid: 4.63e-16 LU amd(A'*A) time: 0.03 resid: 4.63e-16 ./cs_cl_demo2 < ../Matrix/mhd1280b --- Matrix: 1280-by-1280, nnz: 11963 (sym: -1: nnz 22646), norm: 8.00e+01 tiny entries dropped: 66 blocks: 20 singletons: 14 structural rank: 1280 QR amd(A'*A) time: 0.01 resid: 1.98e-25 LU amd(A+A') time: 0.00 resid: 2.07e-25 LU amd(S'*S) time: 0.02 resid: 1.53e-25 LU amd(A'*A) time: 0.01 resid: 1.53e-25 Chol amd(A+A') time: 0.00 resid: 3.63e-16 ./cs_cl_demo3 < ../Matrix/mhd1280b --- Matrix: 1280-by-1280, nnz: 12029 (sym: -1: nnz 22778), norm: 8.00e+01 chol then update/downdate amd(A+A') symbolic chol time 0.00 numeric chol time 0.01 solve chol time 0.00 original: resid: 3.64e-16 update: time: 0.00 update: time: 0.00 (incl solve) resid: 3.64e-16 rechol: time: 0.01 (incl solve) resid: 3.64e-16 downdate: time: 0.00 downdate: time: 0.00 (incl solve) resid: 1.89e-15 make[1]: Leaving directory `/amd/netapp3/vol/research0a/research18/sparse/SuiteSparse/CXSparse/Demo'