| 1 | initial version |
var('x,y')
implicit_plot(x^2 + y == 1, (x,-2,2),(y,-2,2)) + implicit_plot(x + 3*y==6, (x,-2,2),(y,-2,2),color='red')

Copyright Sage, 2010. Some rights reserved under creative commons license. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.