diff -r 88a01948450d -r d33698326409 using python modules/four_plot.py
--- a/using python modules/four_plot.py	Wed Nov 17 23:24:57 2010 +0530
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,11 +0,0 @@
-x=linspace(-5*pi, 5*pi, 500)
-plot(x, x, 'b')
-plot(x, -x, 'b')
-plot(x, sin(x), 'g', linewidth=2)
-plot(x, x*sin(x), 'r', linewidth=3)
-legend(['x', '-x', 'sin(x)', 'xsin(x)'])
-annotate('origin', xy = (0, 0))
-title('Four Plot')
-xlim(-5*pi, 5*pi)
-ylim(-5*pi, 5*pi)
-#show()