| 2007-02-20 Brian Gough <bjg@network-theory.co.uk> |
| |
| * vector_bfgs2.c (vector_bfgs2_iterate): use positive step size |
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| 2007-02-17 Brian Gough <bjg@network-theory.co.uk> |
| |
| * linear_minimize.c (minimize): return GSL_ENOPROG for roundoff |
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| 2007-02-14 Brian Gough <bjg@network-theory.co.uk> |
| |
| * linear_minimize.c: made all functions static |
| |
| * linear_wrapper.c: made all functions static |
| |
| 2007-02-08 Brian Gough <bjg@network-theory.co.uk> |
| |
| * linear_wrapper.c: convert multidimensional function to |
| one-dimensional for line minimisation |
| |
| * linear_minimize.c: one-dimensional minimisation from Fletcher |
| |
| * vector_bfgs2.c: added Fletcher's implementation |
| |
| 2006-02-18 Brian Gough <bjg@network-theory.co.uk> |
| |
| * vector_bfgs.c (vector_bfgs_iterate): avoid division by zero if |
| dxdg == 0 |
| |
| 2003-07-24 Brian Gough <bjg@network-theory.co.uk> |
| |
| * simplex.c (nmsimplex_set): changed index variable i from int to |
| size_t |
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| 2003-04-17 Brian Gough <bjg@network-theory.co.uk> |
| |
| * simplex.c (nmsimplex_iterate): bug fix to find the second |
| highest point correctly |
| |
| * vector_bfgs.c (vector_bfgs_iterate): no need to update g0norm on |
| each downhill step, since g0norm is the norm for the initial |
| gradient. |
| |
| * conjugate_pr.c (conjugate_pr_iterate): no need to update g0norm |
| on each downhill step, since g0norm is the norm for the initial |
| gradient. |
| |
| * conjugate_fr.c (conjugate_fr_iterate): no need to update g0norm |
| on each downhill step, since g0norm is the norm for the initial |
| gradient. |
| |
| Sun Sep 30 20:50:00 2002 Tuomo Keskitalo <tkeskita@pt.hut.fi> |
| |
| * Added Nelder-Mead Simplex optimization algorithm and |
| fminimizer structure. |
| |
| Sun Feb 10 21:57:36 2002 Brian Gough <bjg@network-theory.co.uk> |
| |
| * conjugate_pr.c (conjugate_pr_iterate): return error ENOPROG if |
| cannot find downward step |
| |
| * conjugate_fr.c (conjugate_fr_iterate): return error ENOPROG if |
| cannot find downward step |
| |
| * vector_bfgs.c (vector_bfgs_iterate): return error ENOPROG if |
| cannot find downward step |
| |
| Thu Oct 25 11:56:06 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * added a tolerance parameter for the line minimizations |
| |
| Wed Oct 24 23:18:46 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * modified all routines to use a single minimiztion iteration, |
| instead of nested iterations for line and gradient search. |
| |
| Thu Oct 18 22:56:52 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * renamed gsl_multimin_f_minimizer to gsl_multimin_fminimizer for |
| consistency with rest of the library |
| |
| * renamed gsl_multimin_fdf_minimizer to gsl_multimin_fdfminimizer |
| for consistency with rest of the library |
| |
| Mon Oct 8 21:41:51 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * diff.c (gsl_multimin_diff): pass params argument using |
| GSL_MULTIMIN_FN_EVAL (3 occurrences) |
| |
| Sun Jul 15 17:54:15 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * fdfminimizer.c (gsl_multimin_fdf_minimizer_alloc): eliminated |
| use of interval type |
| |
| Sat Apr 28 11:29:08 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * diff.c (gsl_multimin_diff): made indices unsigned |
| |
| Mon Apr 23 13:22:31 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * gsl_multimin.h diff.c: made starting_point const throughout to |
| avoid compiler warnings |
| |
| * made internal functions static |
| |
| * gsl_multimin.h: added missing prototype for gsl_multimin_diff |
| |
| Tue Apr 17 22:15:37 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * gsl_multimin.h: added missing prototype for gsl_multimin_compute_ep |
| |
| Sun Feb 18 16:35:21 2001 Brian Gough <bjg@network-theory.co.uk> |
| |
| * fdfminimizer.c (gsl_multimin_fdf_minimizer_alloc): modified to |
| account for change in calling convection of |
| gsl_min_fminimizer_alloc |
| |
| Fri May 5 16:08:34 2000 Brian Gough <bjg@network-theory.co.uk> |
| |
| * test.c (test_fdf): fixed warning about "control reaches end of |
| non-void function" by changing test_fdf to return type void |
| |
| Tue May 2 19:20:46 2000 Brian Gough <bjg@network-theory.co.uk> |
| |
| * test.c (main): added return gsl_test_summary() to main, so that |
| test results are returned through the exit status. |
| |
| Mon Feb 14 13:12:16 2000 Brian Gough <bjg@network-theory.co.uk> |
| |
| * made all internal functions static |
| |