Research Article
A Modified Conjugate Gradient Method for Solving Large-Scale Nonlinear Equations
| | Init | n | NM | CGD | MNPRP | IMNPRP | | Iter | Time | Iter | Time | Iter | Time | Iter | Time |
| | 1000 | 3 | 0.0187 | 11 | 0.0006 | 4 | 0.0002 | 1 | 0.0001 | | 10000 | 3 | 1.1675 | 12 | 0.0033 | 4 | 0.0009 | 1 | 0.0004 | | 100000 | Out of memory | 12 | 0.0245 | 4 | 0.0058 | 1 | 0.0028 | | 1000000 | Out of memory | 13 | 0.4156 | 5 | 0.1036 | 1 | 0.0350 | | 10000000 | Out of memory | 14 | 4.3595 | 5 | 1.1379 | 1 | 0.3650 |
| | 1000 | 4 | 0.0207 | 11 | 0.0005 | 5 | 0.0003 | 1 | 0.0002 | | 10000 | 4 | 1.6028 | 12 | 0.0036 | 5 | 0.0016 | 1 | 0.0009 | | 100000 | Out of memory | 12 | 0.0312 | 6 | 0.0124 | 1 | 0.0061 | | 1000000 | Out of memory | 13 | 0.4153 | 6 | 0.1628 | 1 | 0.0771 | | 10000000 | Out of memory | 14 | 4.5275 | 6 | 1.7940 | 1 | 0.8300 |
| | 1000 | 3 | 0.0226 | 11 | 0.0009 | 4 | 0.0002 | 1 | 0.0001 | | 10000 | 3 | 1.1711 | 11 | 0.0030 | 4 | 0.0007 | 1 | 0.0002 | | 100000 | Out of memory | 12 | 0.0248 | 4 | 0.0049 | 1 | 0.0015 | | 1000000 | Out of memory | 13 | 0.3998 | 5 | 0.0936 | 1 | 0.0236 | | 10000000 | Out of memory | 14 | 4.3801 | 5 | 0.9911 | 1 | 0.2697 |
| | 1000 | 3 | 0.0188 | 11 | 0.0005 | 4 | 0.0002 | 1 | 0.0001 | | 10000 | 3 | 1.1775 | 11 | 0.0029 | 4 | 0.0008 | 1 | 0.0003 | | 100000 | Out of memory | 12 | 0.0234 | 4 | 0.0044 | 1 | 0.0023 | | 1000000 | Out of memory | 13 | 0.3964 | 4 | 0.0828 | 1 | 0.0320 | | 10000000 | Out of memory | 14 | 4.2691 | 5 | 1.1491 | 1 | 0.3430 |
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