1 -------
2| SPGMR |
3 -------
4
5idaKrylovDemo_ls: Heat equation, serial example problem for IDA
6               Discretized heat equation on 2D unit square.
7               Zero boundary conditions, polynomial initial conditions.
8         Mesh dimensions: 10 x 10       Total system size: 100
9
10Tolerance parameters:  rtol = 0   atol = 0.001
11Constraints set to force all solution components >= 0.
12Linear solver: SPGMR, preconditioner using diagonal elements.
13
14   Output Summary (umax = max-norm of solution)
15
16  time     umax       k  nst  nni  nje   nre   nreLS    h      npe nps
17----------------------------------------------------------------------
18  0.01   8.24106e-01  2   12   14    7    14     7   2.56e-03    8  21
19  0.02   6.88134e-01  3   15   18   12    18    12   5.12e-03    8  30
20  0.04   4.70711e-01  3   18   24   21    24    21   6.58e-03    9  45
21  0.08   2.16509e-01  3   22   29   30    29    30   1.32e-02    9  59
22  0.16   4.57687e-02  4   28   36   44    36    44   1.32e-02    9  80
23  0.32   2.09938e-03  4   35   44   67    44    67   2.63e-02   10 111
24  0.64   0.00000e+00  1   39   51   77    51    77   1.05e-01   12 128
25  1.28   0.00000e+00  1   41   53   77    53    77   4.21e-01   14 130
26  2.56   0.00000e+00  1   43   55   77    55    77   1.69e+00   16 132
27  5.12   0.00000e+00  1   44   56   77    56    77   3.37e+00   17 133
28 10.24   0.00000e+00  1   45   57   77    57    77   6.74e+00   18 134
29
30Error test failures            = 1
31Nonlinear convergence failures = 0
32Linear convergence failures    = 0
33
34======================================================================
35
36 -------
37| SPBCGS |
38 -------
39
40idaKrylovDemo_ls: Heat equation, serial example problem for IDA
41               Discretized heat equation on 2D unit square.
42               Zero boundary conditions, polynomial initial conditions.
43         Mesh dimensions: 10 x 10       Total system size: 100
44
45Tolerance parameters:  rtol = 0   atol = 0.001
46Constraints set to force all solution components >= 0.
47Linear solver: SPBCG, preconditioner using diagonal elements.
48
49   Output Summary (umax = max-norm of solution)
50
51  time     umax       k  nst  nni  nje   nre   nreLS    h      npe nps
52----------------------------------------------------------------------
53  0.01   8.24105e-01  2   12   14    8    14     8   2.56e-03    8  22
54  0.02   6.88129e-01  3   15   18   14    18    14   5.12e-03    8  32
55  0.04   4.70820e-01  3   19   23   22    23    22   1.02e-02    9  45
56  0.08   2.16332e-01  3   23   27   32    27    32   1.02e-02    9  59
57  0.16   4.48774e-02  4   27   33   44    33    44   2.05e-02   10  77
58  0.32   1.75557e-03  3   33   41   70    41    70   4.10e-02   11 111
59  0.64   2.47770e-05  1   38   48   82    48    82   1.64e-01   13 130
60  1.28   2.56426e-22  1   40   50   82    50    82   6.55e-01   15 132
61  2.56   1.42353e-22  1   41   51   82    51    82   1.31e+00   16 133
62  5.12   2.57480e-22  1   42   52   82    52    82   2.62e+00   17 134
63 10.24   5.23935e-22  1   43   53   82    53    82   5.24e+00   18 135
64
65Error test failures            = 0
66Nonlinear convergence failures = 0
67Linear convergence failures    = 0
68
69======================================================================
70
71 ---------
72| SPTFQMR |
73 ---------
74
75idaKrylovDemo_ls: Heat equation, serial example problem for IDA
76               Discretized heat equation on 2D unit square.
77               Zero boundary conditions, polynomial initial conditions.
78         Mesh dimensions: 10 x 10       Total system size: 100
79
80Tolerance parameters:  rtol = 0   atol = 0.001
81Constraints set to force all solution components >= 0.
82Linear solver: SPTFQMR, preconditioner using diagonal elements.
83
84   Output Summary (umax = max-norm of solution)
85
86  time     umax       k  nst  nni  nje   nre   nreLS    h      npe nps
87----------------------------------------------------------------------
88  0.01   8.24104e-01  2   12   14   11    14    11   2.56e-03    8  28
89  0.02   6.88133e-01  3   15   18   19    18    19   5.12e-03    8  42
90  0.04   4.70857e-01  3   19   23   33    23    33   1.02e-02    9  64
91  0.08   2.16481e-01  3   23   27   57    27    57   1.02e-02    9  96
92  0.16   4.51083e-02  4   27   33   84    33    84   2.05e-02   10 133
93  0.32   1.78483e-03  4   34   42  139    42   139   4.10e-02   11 204
94  0.64   4.02152e-04  1   39   51  183    51   183   1.47e-01   13 262
95  1.28   4.45713e-04  1   41   54  199    54   199   5.90e-01   15 282
96  2.56   2.12401e-05  1   43   56  201    56   201   1.18e+00   16 286
97  5.12   9.56073e-21  1   45   58  201    58   201   2.36e+00   17 288
98 10.24   4.27772e-20  1   46   59  201    59   201   4.72e+00   18 289
99
100Error test failures            = 0
101Nonlinear convergence failures = 0
102Linear convergence failures    = 0
103