./cholmod_demo < Matrix/bcsstk01.tri

---------------------------------- cholmod_demo:
norm (A,inf) = 3.57095e+09
norm (A,1)   = 3.57095e+09
CHOLMOD sparse:  A:  48-by-48, nz 224, upper.  OK
CHOLMOD dense:   B:  48-by-1,   OK
bnorm 1.97917
Analyze: flop 6009 lnz 489
Factorizing A
CHOLMOD factor:  L:  48-by-48  simplicial, LDL'. nzmax 489.  nz 489  OK
Ordering: AMD     fl/lnz       12.3  lnz/anz        2.2
ints in L: 782, doubles in L: 489
factor flops 6009 nnz(L)             489 (w/no amalgamation)
nnz(A*A'):             224
flops / nnz(L):      12.3
nnz(L) / nnz(A):      2.2
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  1.2e-19 (|Ax-b|/(|A||x|+|b|))
residual  1.3e-19 (|Ax-b|/(|A||x|+|b|)) after iterative refinement
rcond     9.5e-06

./cholmod_l_demo < Matrix/bcsstk01.tri

---------------------------------- cholmod_l_demo:
norm (A,inf) = 3.57095e+09
norm (A,1)   = 3.57095e+09
CHOLMOD sparse:  A:  48-by-48, nz 224, upper.  OK
CHOLMOD dense:   B:  48-by-1,   OK
bnorm 1.97917
Analyze: flop 6009 lnz 489
Factorizing A
CHOLMOD factor:  L:  48-by-48  simplicial, LDL'. nzmax 489.  nz 489  OK
Ordering: AMD     fl/lnz       12.3  lnz/anz        2.2
ints in L: 782, doubles in L: 489
factor flops 6009 nnz(L)             489 (w/no amalgamation)
nnz(A*A'):             224
flops / nnz(L):      12.3
nnz(L) / nnz(A):      2.2
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  1.2e-19 (|Ax-b|/(|A||x|+|b|))
residual  1.3e-19 (|Ax-b|/(|A||x|+|b|)) after iterative refinement
rcond     9.5e-06

./cholmod_demo < Matrix/lp_afiro.tri

---------------------------------- cholmod_demo:
norm (A,inf) = 20.525
norm (A,1)   = 3.429
CHOLMOD sparse:  A:  27-by-51, nz 102, up/lo.  OK
CHOLMOD dense:   B:  27-by-1,   OK
bnorm 1.96296
Analyze: flop 529 lnz 113
Factorizing A*A'+beta*I
CHOLMOD factor:  L:  27-by-27  simplicial, LDL'. nzmax 113.  nz 113  OK
Ordering: AMD     fl/lnz        4.7  lnz/anz        1.3
ints in L: 280, doubles in L: 113
factor flops 529 nnz(L)             113 (w/no amalgamation)
nnz(A):                 90
flops / nnz(L):       4.7
nnz(L) / nnz(A):      1.3
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  2.0e-17 (|Ax-b|/(|A||x|+|b|))
rcond     3.0e-02

./cholmod_l_demo < Matrix/lp_afiro.tri

---------------------------------- cholmod_l_demo:
norm (A,inf) = 20.525
norm (A,1)   = 3.429
CHOLMOD sparse:  A:  27-by-51, nz 102, up/lo.  OK
CHOLMOD dense:   B:  27-by-1,   OK
bnorm 1.96296
Analyze: flop 529 lnz 113
Factorizing A*A'+beta*I
CHOLMOD factor:  L:  27-by-27  simplicial, LDL'. nzmax 113.  nz 113  OK
Ordering: AMD     fl/lnz        4.7  lnz/anz        1.3
ints in L: 280, doubles in L: 113
factor flops 529 nnz(L)             113 (w/no amalgamation)
nnz(A):                 90
flops / nnz(L):       4.7
nnz(L) / nnz(A):      1.3
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  2.0e-17 (|Ax-b|/(|A||x|+|b|))
rcond     3.0e-02

./cholmod_demo < Matrix/can___24.mtx

---------------------------------- cholmod_demo:
norm (A,inf) = 17
norm (A,1)   = 17
CHOLMOD sparse:  A:  24-by-24, nz 92, upper.  OK
CHOLMOD dense:   B:  24-by-1,   OK
bnorm 1.95833
Analyze: flop 656 lnz 120
Factorizing A
CHOLMOD factor:  L:  24-by-24  simplicial, LDL'. nzmax 120.  nz 120  OK
Ordering: AMD     fl/lnz        5.5  lnz/anz        1.3
ints in L: 269, doubles in L: 120
factor flops 656 nnz(L)             120 (w/no amalgamation)
nnz(A*A'):              92
flops / nnz(L):       5.5
nnz(L) / nnz(A):      1.3
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  5.2e-17 (|Ax-b|/(|A||x|+|b|))
residual  9.7e-17 (|Ax-b|/(|A||x|+|b|)) after iterative refinement
rcond     5.0e-01

./cholmod_l_demo < Matrix/can___24.mtx

---------------------------------- cholmod_l_demo:
norm (A,inf) = 17
norm (A,1)   = 17
CHOLMOD sparse:  A:  24-by-24, nz 92, upper.  OK
CHOLMOD dense:   B:  24-by-1,   OK
bnorm 1.95833
Analyze: flop 656 lnz 120
Factorizing A
CHOLMOD factor:  L:  24-by-24  simplicial, LDL'. nzmax 120.  nz 120  OK
Ordering: AMD     fl/lnz        5.5  lnz/anz        1.3
ints in L: 269, doubles in L: 120
factor flops 656 nnz(L)             120 (w/no amalgamation)
nnz(A*A'):              92
flops / nnz(L):       5.5
nnz(L) / nnz(A):      1.3
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  5.2e-17 (|Ax-b|/(|A||x|+|b|))
residual  9.7e-17 (|Ax-b|/(|A||x|+|b|)) after iterative refinement
rcond     5.0e-01

./cholmod_demo < Matrix/c.tri

---------------------------------- cholmod_demo:
norm (A,inf) = 47.2361
norm (A,1)   = 47.2361
CHOLMOD sparse:  A:  3-by-3, nz 5, upper.  OK
CHOLMOD dense:   B:  3-by-1,   OK
bnorm 1.66759
Analyze: flop 9 lnz 5
Factorizing A
CHOLMOD factor:  L:  3-by-3  simplicial, LDL'. nzmax 5.  nz 5  OK
Ordering: AMD     fl/lnz        1.8  lnz/anz        1.0
ints in L: 28, doubles in L: 5
factor flops 9 nnz(L)               5 (w/no amalgamation)
nnz(A*A'):               5
flops / nnz(L):       1.8
nnz(L) / nnz(A):      1.0
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  2.0e-17 (|Ax-b|/(|A||x|+|b|))
rcond     3.6e-02

./cholmod_l_demo < Matrix/c.tri

---------------------------------- cholmod_l_demo:
norm (A,inf) = 47.2361
norm (A,1)   = 47.2361
CHOLMOD sparse:  A:  3-by-3, nz 5, upper.  OK
CHOLMOD dense:   B:  3-by-1,   OK
bnorm 1.66759
Analyze: flop 9 lnz 5
Factorizing A
CHOLMOD factor:  L:  3-by-3  simplicial, LDL'. nzmax 5.  nz 5  OK
Ordering: AMD     fl/lnz        1.8  lnz/anz        1.0
ints in L: 28, doubles in L: 5
factor flops 9 nnz(L)               5 (w/no amalgamation)
nnz(A*A'):               5
flops / nnz(L):       1.8
nnz(L) / nnz(A):      1.0
analyze cputime:        0.0000
factor  cputime:         0.0000 mflop:      0.0
solve   cputime:         0.0000 mflop:      0.0
overall cputime:         0.0000 mflop:      0.0
peak memory usage:            0 (MB)
residual  2.0e-17 (|Ax-b|/(|A||x|+|b|))
rcond     3.6e-02

./cholmod_simple < Matrix/c.tri
CHOLMOD sparse:  A:  3-by-3, nz 5, upper.  OK
norm(b-Ax)  5.6e-17
./cholmod_simple < Matrix/can___24.mtx
CHOLMOD sparse:  A:  24-by-24, nz 92, upper.  OK
norm(b-Ax)  1.8e-15
./cholmod_simple < Matrix/bcsstk01.tri
CHOLMOD sparse:  A:  48-by-48, nz 224, upper.  OK
norm(b-Ax)  1.4e-13