> for example see Chebfun and [Julia port] ApproxFun These are great technology which should be widely known and adopted. They are designed for working with fu

> for example see Chebfun and [Julia port] ApproxFun These are great technology which should be widely known and adopted. They are designed for working with functions defined on an interval rather than a periodic domain, and doing a bunch more with them. http://www.chebfun.org http://www.chebfun.org Ironically in the context of this discussion, these tools could get a whole heck of a lot faster with some dedicated effort from some low-level optimization experts.