Research Article
Two Modified Three-Term Type Conjugate Gradient Methods and Their Global Convergence for Unconstrained Optimization
Table 3
The numerical results of the MBFGS method [
1].
| | | | Nf | Ng | | |
| Rosenbrock | 2 | 2 | 30 | 30 | 32 | | Freudenstein and Roth | 2 | 2 | 45 | 46 | 45.8 | | Brown badly scaled | 2 | 3 | 120 | 113 | 317.6 | | Beale | 2 | 3 | 56 | 56 | 45 | | Brown and Dennis | 4 | 20 | 23 | 34 | 39.7 | | Trigonometrix | 100 | 100 | 23 | 20 | 53 | | Trigonometrix | 1000 | 1000 | 34 | 38 | 121 | | Trigonometrix | 5000 | 5000 | 45 | 45 | 135 | | Broyden tridiagonal | 100 | 100 | 60 | 69 | 77 | | Broyden tridiagonal | 1000 | 1000 | 90 | 91 | 186.4 | | Broyden tridiagonal | 5000 | 5000 | 122 | 123 | 140.7 | | Broyden banded | 100 | 100 | 22 | 33 | 100 | | Broyden banded | 500 | 500 | 22 | 22 | 90 | | Power singular | 4 | 4 | 56 | 85 | 78 | | Brown almost linear | 100 | 100 | 56 | 55 | 143.3 | | Brown almost linear | 1000 | 1000 | 50 | 58 | 128.8 | | Watson | 31 | 31 | 22 | 22 | 86.5 | | Discrete boundary value | 100 | 100 | 55 | 55 | 42.3 | | Penalty function I | 100 | 101 | 60 | 60 | 88 | | Penalty function II | 100 | 200 | 157 | 159 | 185.6 | | Penalty function II | 500 | 1000 | 256 | 257 | 200.4 | | Penalty function II | 1000 | 2000 | 287 | 287 | 210.4 | |
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