view spdiag.m @ 725:e9e15d64f9f9 feature/poroelastic

Implement symmetric Dirichlet BC with variable tuning parameter in Heat2D scheme.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 30 Mar 2018 15:35:46 -0700
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