> math/calculus points to math/cal This is clearly wrong, since math/cal has nothing to do with calculus support.
I've fixed it – but "math/calculus" now shows up in red because the page [[Addons/math/calculus]] doesn't exist yet. On Tue, 27 Aug 2019 at 12:26, 'Rob B' via Programming < [email protected]> wrote: > Hi, > > On this page.. https://code.jsoftware.com/wiki/Vocabulary/Libraries > > math/calculus points to math/cal > > Regards, Rob. > > > On 27 Aug 2019, at 00:04, Henry Rich <[email protected]> wrote: > > > > J has supported symbolic differentiation and integration for some time. > Starting with Release 9.01, primitive support for calculus is withdrawn. > > > > The calculus primitives were a proof-of-concept that was an incomplete > success. They worked, but they were not complete, and the nature of > mathematics is such that they will never be complete. It has long been > clear that they should have been implemented in a J script, which would be > much easier to expand & maintain. > > > > The primitives for Taylor series - t. t: T. - are terminated with > extreme prejudice. > > > > The primitives for differentiation and integration - d. D. D: - are also > removed, but they are going to a Better Place. A new addon, math/calculus, > is now available. It provides most of the features of the calculus > primitives. Interested users are encouraged to fix & expand this addon to > give support for more methods of integration and differentiation. > > > > Henry Rich > > > > --- > > This email has been checked for viruses by AVG. > > https://www.avg.com > > > > ---------------------------------------------------------------------- > > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm > ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
