On Wed, Aug 3, 2016 at 9:48 AM, Nevin Brackett-Rozinsky via swift-evolution <[email protected]> wrote:
> A few things immediately spring to mind: > • Fixed-size arrays > • An optimized Matrix type > • Swifty syntax for Fourier transforms > • A numerical integrator (or diff-eq solver!) > • BigInt capabilities > > The first of these (fixed-size arrays) will probably require compiler > support. > > The rest can already be done in a library, except I believe they will hit > the “generics cannot be specialized across module boundaries” slowdown, and > must be explicitly specialized for common numeric types to avoid it. (Has > this been fixed yet? Are there plans to?) > The underlying libraries provide optimized versions of matrix functions and Fourier transforms only for particular numeric types anyway. It'd be Swifty to have Matrix<MySpecialInt>, but doing matrix multiplication with that simply isn't going to be performant. > > Nevin > > > > On Wed, Aug 3, 2016 at 8:41 AM, Björn Forster <[email protected]> > wrote: > >> Hello Swift community, >> to make use of Swift more appealing and useful for science, engineering >> and finance and everything else involving actually calculating things, I >> think it would be a big step forward if Swift would ship with its own >> math/numerics library. >> >> Wouldn't it be great if Swift would offer functionality similar to Numpy >> in its native math lib? It think it would be great to have a "standard" >> annotation for vector arithmetic that the Swift community has agreed on and >> that scientific packages can build on. >> >> Which functionality should be covered by a Swift's math lib and where >> should be drawn the line? >> >> Any thoughts? >> >> (If it is not the right time now to talk this topic, as it is not >> mentioned in the goals for Swift 4 by Chris, I apologize for bringing this >> up now. But I think then this should be discussed later at some point not >> in the infinite future) >> >> Björn >> >> _______________________________________________ >> swift-evolution mailing list >> [email protected] >> https://lists.swift.org/mailman/listinfo/swift-evolution >> >> > > _______________________________________________ > swift-evolution mailing list > [email protected] > https://lists.swift.org/mailman/listinfo/swift-evolution > >
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