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view stripeMatrix.m @ 558:54c775c3348a feature/grids/laplace_refactor

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Clean up use of the sign in boundary and interface routines
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 29 Aug 2017 12:48:30 +0200
parents 5cb99f56f55e
children
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% Creates a matrix of size n,m with the values of val on the diagonals diag.
%   A = stripeMatrix(val,diags,n,m)
function A = stripeMatrix(val,diags,n,m)
    default_arg('m',n);

    D = ones(n,1)*val;
    A = spdiags(D,diags,n,m);
end