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view stripeMatrix.m @ 823:5c8b1a3bd0e6 feature/operator_files

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rename boundart_stencil and and boundary_block to boundary_stencils
author Ylva Rydin <ylva.rydin@telia.com>
date Mon, 10 Sep 2018 17:28:15 +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