On Wed, Oct 9, 2013 at 9:47 PM, Aaron Meurer <[email protected]> wrote: > Piecewise defined functions aren't the only functions that aren't > continuous. Functions can have discontinuities simply by dividing by 0 > (this will produce either a removable or infinite discontinuity). > Also, some functions are discontinuous by definition, like Heaviside. > And that's not to mention functions that aren't differentiable (for > instance, the minimum of abs(x) is 0, which is not a differentiable > point on the function). > > I think to do this right, a prerequisite would be a function that > returns on what interval a function is continuous, which has been > requested many times.
Isn't the best way to do it like in calculus: * return all critical points (zero derivative, discontinuity or the end points of the given interval) * evaluate at critical points and take the minimum Ondrej -- You received this message because you are subscribed to the Google Groups "sympy" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sympy. For more options, visit https://groups.google.com/groups/opt_out.
