view spdiag.m @ 290:d32f674bcbe5 feature/hypsyst

A first attempt to make a general scheme fo hyperbolic systems
author Ylva Rydin <ylva.rydin@telia.com>
date Fri, 16 Sep 2016 14:51:17 +0200
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