On 5/30/09, Edwin Woollett <woollett at charter.net> wrote:
> (%i20) plot2d ( [ u^2, u^3 ], [ u, 0, 2] , [ y, -2, 4 ] )$
> plot2d: expression evaluates to non-numeric value somewhere in plotting
> range.
It's a bug in the code which detects non-numeric values;
values which are thrown out for being outside the y limits
are confused with non-numeric values.
Thanks for pointing it out, I'll take a look at it.
Robert Dodier