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view stripeMatrix.m @ 572:4a73b2aab91f feature/utux2D

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Edit scheme.Utux: Add interface function. Compatible with new grids. Works with Utux_1D_interface.
author Martin Almquist <martin.almquist@it.uu.se>
date Thu, 31 Aug 2017 14:57:34 +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