{{{#Example 2, page no 4 var('x') y = function('y', x) f(x) = desolve(diff(y, x) + x/y, y) show(f(x)) var('c') f(x, y) = x**2 + y**2 - 2*c implicit_plot(f.subs(c=1), (-pi, pi), (-pi, pi))

}}}

Kreyszig-example 2; page: 4 (last edited 2010-12-15 12:47:44 by phani)