How to sort a multidimensional ndslice?

Tue Aug 18 13:07:56 UTC 2020

On Tuesday, 18 August 2020 at 04:07:56 UTC, 9il wrote:
> To reorder the columns data according to precomputed index:
> auto index = a.byDim!1.map!sum.slice;

Hello Ilya, thanks for the answer!

Unfortunately I can't use it because I don't have (and can't 
define) a sorting index for my columns. I only have a predicate 
`larger(c1, c2)` that compares two columns to decide which one is 
"larger".

Cheers!
Armando.