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view stripeMatrix.m @ 1042:8d73fcdb07a5 feature/getBoundaryOp

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Add asserts to boundary identifier inputs
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 22 Jan 2019 16:47:34 +0100
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