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view stripeMatrix.m @ 1332:8e9df030a0a5 feature/D2_boundary_opt

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author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Wed, 04 May 2022 08:42:13 +0200
parents 5cb99f56f55e
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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