view spdiag.m @ 366:7ada2db63268 feature/hypsyst

Tried to speed up the matrix set-up a little
author Ylva Rydin <ylva.rydin@telia.com>
date Tue, 13 Dec 2016 09:28:33 +0100
parents 9c0192cf099f
children 8e0067aef5b0
line wrap: on
line source

function A = spdiag(a,i)
    default_arg('i',0);
    n = length(a)-abs(i);
    A = spdiags(a,i,n,n);
end