Do we need Mat, Vec, TMmat, Diag, Sym and other matrix types?

[bachmeier]

On Wednesday, 14 March 2018 at 17:22:16 UTC, Sam Potter wrote:
> Ideally data structures and algorithms covering this would be 
> in the standard library?

I sure hope not. At least not for a long time anyway. It would be 
hard to make any progress if it were in the standard library. At 
this stage functionality is more important than having a tiny 
amount of code that is written perfectly and has satisfied the 
824 rules necessary to get into Phobos.

> This comment is coming from someone who has been sitting by the 
> edge of the pool, waiting to hop in and check out D as a 
> replacement for a combination of C++/Python/Julia/MATLAB for 
> research in scientific computing. Take all this with a grain of 
> salt since I haven't contributed anything to the D community. 
> :^)

What has been holding you back from using D? I've experienced no 
difficulties, but maybe I've been lucky.