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| Size |
Type |
| 2873 x 2873, 15032 entries |
real symmetric indefinite |
| Nonzeros |
| total | diagonal | below diagonal | above diagonal | A-A' |
|---|
| 1314 | 0 | 657 | 657 | 0 |
|
| Column Data |
Row Data |
Average nonzeros per column : 0.46
Standard deviation : 1.8 | index | nonzeros |
|---|
| longest | 18 | 14 |
|---|
| shortest | 1 | 0 |
|---|
|
Average nonzeros per row : 0.46
Standard deviation : 1.8 | index | nonzeros |
|---|
| longest | 18 | 14 |
|---|
| shortest | 1 | 0 |
|---|
|
| Bandwidths |
Profile Storage |
|---|
| lower | 1340 | upper | 1340 |
|---|
| average |i-j| | 1.5e+02 | std.dev. | 2.4e+02 |
|---|
|
| min | max | ave. | std.dev. |
|---|
| lower bandwidth | 2 | 2874 | 1.4e+03 | 8.6e+02 |
|---|
| upper bandwidth | 2 | 2874 | 1.4e+03 | 8.6e+02 |
|---|
Symmetric skyline storage requirement:4069067 |
| Heaviest diagonals |
| offset from main | -4 | 4 | -8 | 8 | -12 | 12 | -15 | 15 | -16 | 16 |
|---|
| nonzeros | 68 | 68 | 61 | 61 | 48 | 48 | 32 | 32 | 29 | 29 |
| accumulated percent | 5.18 | 10.35 | 14.99 | 19.63 | 23.29 | 26.94 | 29.38 | 31.81 | 34.02 | 36.23 |
Top 10 out of 300 nonvoid diagonals. |
Conditioning |
| Frobenius norm | 9.3 | condition number (est.) | Inf |
|---|
| 2-norm (est.) | 3.3 | diagonal dominance | no |
|---|
|
