Mercurial > repos > public > sbplib

view +util/semidiscrete2function.m @ 638:17dffd56f2fe feature/d1_staggered

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Bug fix and improved comments in D1Staggered wrapper class.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 10 Nov 2017 15:57:21 -0800
parents 48b6fb693025
children
line wrap: on
line source

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