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Re: faster Interpolation?
Alessandro Strumia wrote: > hello, > > I need to compute a linear interpolation of a single-parameter function > defined on an equally-spaced grid, and I do not need its derivatives. > > The ListInterpolation function of Mathematica can do this and much more, > but it is not fast enough for my purposes: > it takes almost 10^-3 Second on my computer, > and I need to compute the function in about 10^9 points. > The total running time would be about one month: too slow! > > So I wonder if there is a faster alternative. <SNIP> Out of interest what is the speed and amount of RAM on your machine? Mike