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blockmatrix: Added function to create zero blockmatrices.
author Jonatan Werpers <jonatan@werpers.com>
date Wed, 15 Jun 2016 16:55:40 +0200
parents 9c0192cf099f
children 8e0067aef5b0
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function A = spdiag(a,i)
    default_arg('i',0);
    n = length(a)-abs(i);
    A = spdiags(a,i,n,n);
end