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

[9il]

On Tuesday, 13 March 2018 at 17:10:03 UTC, jmh530 wrote:
> "Note that using row-major ordering may require more memory and 
> time than column-major ordering, because the routine must 
> transpose the row-major order to the column-major order 
> required by the underlying LAPACK routine."

Maybe we should use only column major order. --Ilya