mat: add Banded methods to Diagonal
Created by: kortschak
Please take a look.
I'm not at all convinced by this. The concrete type already implements the methods. It seems like interface bloat. Are you sure you want this?
Created by: kortschak
Please take a look.
I'm not at all convinced by this. The concrete type already implements the methods. It seems like interface bloat. Are you sure you want this?