I seem to recall Adam Fedor having a library of such things, not sure what its current state is though.
http://ftp.gnustep.org/pub/gnustep/contrib/MathArray-1.0.README http://ftp.gnustep.org/pub/gnustep/contrib/MathArray-1.3.tar.gz On Sun, May 6, 2018 at 3:03 AM, Fred Kiefer <[email protected]> wrote: > NSMatrx is OK for what it was designed for, 2D affine transformations. But > what you are asking for is more like a general propose mathematical matrix > implementation. I don’t know anything like this for Objective C. What you > could try is to take a C++ matrix implementation and wrap it into an > Objective-C class. > > Cheers, > Fred > >> Am 06.05.2018 um 07:52 schrieb <[email protected]> >> <[email protected]>: >> >> I am virtually certain the answer is no, and NSMatrix is >> certainly not it as it's aimed at the GUI. I have a need for >> something that allows me to have a 2D sparse array which has methods >> like 'transpose', horizontal and vertical reflection, column and >> row operations for swapping, inserting and deleting; swapping >> the contents of any two locations, etc. >> >> It would just be incredibly useful, so much so that if it >> does not exist, some day I will have to write one. However, >> I'd rather not... I'm hoping someone is going to tell me >> that Class XYZ, which says nothing about Matrices, actually >> is one... >> >> -- >> +---------------------------------------------------------------+ >> | Dale Amon Immortal Data | >> | CEO Midland International Air and Space Port | >> | [email protected] "Data Systems for Deep Space and Time" | >> +---------------------------------------------------------------+ >> >> >> >> _______________________________________________ >> Discuss-gnustep mailing list >> [email protected] >> https://lists.gnu.org/mailman/listinfo/discuss-gnustep > > > _______________________________________________ > Discuss-gnustep mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnustep _______________________________________________ Discuss-gnustep mailing list [email protected] https://lists.gnu.org/mailman/listinfo/discuss-gnustep
