Mercurial > repos > public > sbplib

view spdiag.m @ 748:ec0a594bea9f feature/grids

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add a multiblock wrapper for laplace
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 24 May 2018 16:40:12 +0200
parents 8e0067aef5b0
children e76321b89c1e
line wrap: on
line source

function A = spdiag(a,i)
    default_arg('i',0);

    if isrow(a)
        a = a';
    end

    n = length(a)-abs(i);
    A = spdiags(a,i,n,n);
end