--- /dev/null
+# Analysis description
+set encoding iso_8859_1
+set terminal x11
+set size 1,0.5
+set term postscript enhanced portrait "Helvetica" 12
+
+set ylabel "nb. iter. per second"
+set xlabel "nb. of cores"
+set key on outside left bmargin
+plot 'nb_iter_sec_ex15_juqueen.txt' using 1:2 t "GMRES/mg" with linespoints lt 1 lw 2 ps 0 pt 5,\
+ 'nb_iter_sec_ex15_juqueen.txt' using 1:3 t "TSARM CGLS/mg" with linespoints lt 2 lw 2 ps 0 pt 1,\
+ 'nb_iter_sec_ex15_juqueen.txt' using 1:4 t "TSARM LSQR/mg" with linespoints lt 3 lw 2 ps 0 pt 1,\
+'nb_iter_sec_ex15_juqueen.txt' using 1:5 t "GMRES/sor" with linespoints lt 4 lw 2 ps 0 pt 1,\
+ 'nb_iter_sec_ex15_juqueen.txt' using 1:6 t "TSARM CGLS/sor" with linespoints lt 5 lw 2 ps 0 pt 1,\
+ 'nb_iter_sec_ex15_juqueen.txt' using 1:7 t "TSARM LSQR/sor" with linespoints lt 6 lw 2 ps 0 pt 1
+
+
\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{multirow}
+\usepackage{graphicx}
\algnewcommand\algorithmicinput{\textbf{Input:}}
\algnewcommand\Input{\item[\algorithmicinput]}
\end{table*}
+\begin{figure}
+\centering
+ \includegraphics[width=0.45\textwidth]{nb_iter_sec_ex15_juqueen}
+\caption{Number of iterations per second with ex15 and the same parameters than in Table~\ref{tab:03}}
+\label{fig:01}
+\end{figure}
+
+
+
+
+
\begin{table*}
\begin{center}
\begin{tabular}{|r|r|r|r|r|r|r|r|r|}