Mercurial > repos > public > sbplib

view diags.m @ 500:83734c26b8e3 feature/quantumTriangles

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Small changes
author Ylva Rydin <ylva.rydin@telia.com>
date Thu, 20 Apr 2017 07:55:09 +0200
parents 0b87863cb29c
children
line wrap: on
line source

function A = diags(B,d,m,n)
    assert(size(B,1) == m);

    A = repmat(B(:,1)*0, [1, n]);

    for i = 1:size(B,2)
        A(:,d(i)+ (1:m)) = A(:,d(i)+ (1:m)) + diag(B(:,i));
    end
end