## README for graphics ##

* GNUPLOT

To generate 'convergence_history.eps' on UNIX systems, make 
executable files and run the following command:

> ./gnuplot.sh

On Windows systems, edit the path to gnuplot.exe in gnuplot.bat
and run the following command:

> gnuplot.bat

To generate 'matrix_pattern.eps', set path to the utility and 
run the following command:

> gnuplot gnuplot2.plt


