Table 2 Condition number of matrices \(A_n\) and \({\widetilde{A}}_{n+1}\) for Example 1
n | \({\mathrm {cond}}_\infty (A_n)\) | \({\mathrm {cond}}_\infty ({\widetilde{A}}_{n+1})\) |
|---|---|---|
4 | 3.7912 | 5.4749 |
8 | 4.8704 | 5.5818 |
16 | 5.2624 | 5.7739 |
32 | 5.5085 | 5.7748 |
n | \({\mathrm {cond}}_\infty (A_n)\) | \({\mathrm {cond}}_\infty ({\widetilde{A}}_{n+1})\) |
|---|---|---|
4 | 3.7912 | 5.4749 |
8 | 4.8704 | 5.5818 |
16 | 5.2624 | 5.7739 |
32 | 5.5085 | 5.7748 |