summaryrefslogtreecommitdiffstats
path: root/scilab_doc
diff options
context:
space:
mode:
authorMichaŽl Baudin <michael.baudin@scilab.org>2010-02-03 14:50:00 +0100
committerMichaŽl Baudin <michael.baudin@scilab.org>2010-02-03 14:50:00 +0100
commit0536fb8703103394f7c24af51caf3198c6730062 (patch)
tree36d692bdcff388638657bde761a0c2318706bba2 /scilab_doc
parent335462d0ce79a7e8d961955fdee026c4d0d040b2 (diff)
downloadscilab-0536fb8703103394f7c24af51caf3198c6730062.zip
scilab-0536fb8703103394f7c24af51caf3198c6730062.tar.gz
neldermead: Fixed bug #6543
Diffstat (limited to 'scilab_doc')
-rw-r--r--scilab_doc/neldermead/neldermeadmethod/method-neldermead.tex6
1 files changed, 1 insertions, 5 deletions
diff --git a/scilab_doc/neldermead/neldermeadmethod/method-neldermead.tex b/scilab_doc/neldermead/neldermeadmethod/method-neldermead.tex
index 7c935cb..549636a 100644
--- a/scilab_doc/neldermead/neldermeadmethod/method-neldermead.tex
+++ b/scilab_doc/neldermead/neldermeadmethod/method-neldermead.tex
@@ -420,9 +420,6 @@ The algorithm is presented in figure \ref{algo-factorialtest}.
420\STATE $istorestart = FALSE$ 420\STATE $istorestart = FALSE$
421\FOR{$i = 1$ to $n$} 421\FOR{$i = 1$ to $n$}
422 \STATE $\delta = step ( i ) * \epsilon$ 422 \STATE $\delta = step ( i ) * \epsilon$
423 \IF { $\delta == 0.0$ }
424 \STATE $\delta = \epsilon$
425 \ENDIF
426 \STATE $x ( i ) = x ( i ) + \delta$ 423 \STATE $x ( i ) = x ( i ) + \delta$
427 \STATE $fv = f ( x ) $ 424 \STATE $fv = f ( x ) $
428 \IF { $ fv < fopt $} 425 \IF { $ fv < fopt $}
@@ -442,8 +439,7 @@ The algorithm is presented in figure \ref{algo-factorialtest}.
442\label{algo-factorialtest} 439\label{algo-factorialtest}
443\end{figure} 440\end{figure}
444 441
445O'Neill's factorial test requires a large number of function evaluations, namely 442O'Neill's factorial test requires $2n$ function evaluations. In O'Neill's implementation, the parameter
446$2^n$ function evaluations. In O'Neill's implementation, the parameter
447$\epsilon$ is set to the constant value $1.e-3$. 443$\epsilon$ is set to the constant value $1.e-3$.
448In Scilab's implementation, this parameter can be customized, 444In Scilab's implementation, this parameter can be customized,
449thanks to the \scivar{-restarteps} option. Its default value is \scivar{\%eps}, 445thanks to the \scivar{-restarteps} option. Its default value is \scivar{\%eps},