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view stripeMatrixPeriodic.m @ 821:95c26000c0ba feature/operator_files

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Add files for parsing operator data stencil file
author Ylva Rydin <ylva.rydin@telia.com>
date Mon, 10 Sep 2018 16:57:17 +0200
parents bbf303c1f0cf
children
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% Creates a periodic discretization matrix of size n x n
%  with the values of val on the diagonals diag.
%   A = stripeMatrix(val,diags,n)
function A = stripeMatrixPeriodic(val,diags,n)

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