Finally, you can always computes derivatives with DualNumbers.jl. (The computed derivatives have full precision; this is completely different from finite differencing.) But it needs to be a pure-Julia implementation.
--Tim On Saturday, April 04, 2015 09:27:19 PM Tamas Papp wrote: > Hi, > > I am looking for a function (library) that allows evaluation of a B-spline > basis (specified by the knots and the order), at given points, _and_ > also allows the evaluation of derivatives for the same family. R's > splineDesign in the splines package has this, but looking at the splines > libraries in Julia I could not find one that does B-splines and > derivatives. Using internals from some library would be fine, too. > > (Knowing that there is no such thing at the moment would also be useful, > I might implement it, but would prefer to avoid that because B-spline > special cases are tricky). > > Best, > > Tamas