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view +util/semidiscrete2function.m @ 689:60eb7f46d8d9 feature/poroelastic

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Bugfix get_boundary_op in Elastic2d and Heat2d
author Martin Almquist <malmquist@stanford.edu>
date Thu, 15 Feb 2018 16:38:36 -0800
parents 48b6fb693025
children
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function F = semidiscrete2function(D,S)
    % TODO: Find threshhold when sparse makes sense.
    % TODO: Why does having the spase block slow down convergence.m (or does it?)
    if size(D,1) > 500
        D = sparse(D);
    end

    if ~isa(S,'function_handle')
        F = @(w,t)(D*w + S);
    else
        F = @(w,t)(D*w + S(t));
    end
end