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view spdiag.m @ 664:8e6dfd22fc59 feature/poroelastic

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Free BC now yields symmetric negative semidefinite discretization.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 15 Dec 2017 16:23:10 -0800
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