view spdiag.m @ 579:a5f1b0267dba feature/grids

Be less strict about what is considered a block matrix Empty blocks of different sizes are now allowed as well as empty block dimensions
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 07 Sep 2017 09:21:04 +0200
parents 8e0067aef5b0
children e76321b89c1e
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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