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noname: Changed convergence to use grids in the representation of the solutions.
author Jonatan Werpers <jonatan@werpers.com>
date Mon, 27 Jun 2016 13:23:46 +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