Re: Is there a mathematical matrix class?

[Matt Rice]

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 <fredkiefer@gmx.de> 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 <dale.amon@immortaldata.net> 
>> <dale.amon@immortaldata.net>:
>>
>> 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  |
>> | amon@vnl.com    "Data Systems for Deep Space and Time"  |
>> +---------------------------------------------------------------+
>>
>>
>>
>> _______________________________________________
>> Discuss-gnustep mailing list
>> Discuss-gnustep@gnu.org
>> https://lists.gnu.org/mailman/listinfo/discuss-gnustep
>
>
> _______________________________________________
> Discuss-gnustep mailing list
> Discuss-gnustep@gnu.org
> https://lists.gnu.org/mailman/listinfo/discuss-gnustep