From: lilia Date: Thu, 1 May 2014 09:42:29 +0000 (+0200) Subject: 01-05-2014bb X-Git-Url: https://bilbo.iut-bm.univ-fcomte.fr/and/gitweb/Krylov_multi.git/commitdiff_plain/0dcb5e02d747971e35e25b6b2f31d13ac692cc11 01-05-2014bb --- diff --git a/krylov_multi.tex b/krylov_multi.tex index 9e423d1..275700c 100644 --- a/krylov_multi.tex +++ b/krylov_multi.tex @@ -322,36 +322,6 @@ limit the number of iterations in the internal step to 10. So an internal ite when the precision is reached or when the maximum internal number of iterations is reached. The precision and the maximum number of iterations of CGNR method are fixed to 1e-25 and 20 respectively. The size of the Krylov subspace basis $S$ is fixed to 10 vectors. -\begin{table}[htbp] -\begin{center} -\begin{changemargin}{-1.4cm}{0cm} -\begin{footnotesize} -\begin{tabular}{|c|c||c|c|c||c|c|c||c|} -\hline -\multirow{2}{*}{Pb size}&\multirow{2}{*}{Nb. cores} & \multicolumn{3}{c||}{GMRES} & \multicolumn{3}{c||}{Krylov Multisplitting} & \multirow{2}{*}{Ratio}\\ - \cline{3-8} - & & Time (s) & nb Iter. & $\Delta$ & Time (s)& nb Iter. & $\Delta$ & \\ -\hline -$468^3$ & 2,048 (2x1,024) & 299.7 & 41,028 & 5.02e-8 & 48.4 & 691(6,146) & 8.24e-08 & 6.19 \\ -\hline -$590^3$ & 4,096 (2x2,048) & 433.1 & 55,494 & 4.92e-7 & 74.1 & 1,101(8,211) & 6.62e-08 & 5.84 \\ -\hline -$743^3$ & 8,192 (2x4,096) & 704.4 & 87,822 & 4.80e-07 & 151.2 & 3,061(14,914) & 5.87e-08 & 4.65 \\ -\hline -$743^3$ & 8,192 (4x2,048) & 704.4 & 87,822 & 4.80e-07 & 110.3 & 1,531(12,721) & 1.47e-07& 6.39 \\ -\hline - -\end{tabular} -\caption{Results} -\label{tab1} -\end{footnotesize} -\end{changemargin} -\end{center} -\end{table} - - - - \begin{table}[htbp] \begin{center} \begin{changemargin}{-1.8cm}{0cm}