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view stripeMatrixPeriodic.m @ 1137:2ff1f366e64a feature/laplace_curvilinear_test

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Fix minimum and correct borrowing in VirtaMin scheme.
author Martin Almquist <malmquist@stanford.edu>
date Mon, 10 Jun 2019 13:27:29 +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