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Add d and n as acceptable boundary condition identifiers, which is consistent with eg LaplaceCurvilinear.
author Martin Almquist <malmquist@stanford.edu>
date Tue, 05 Mar 2019 11:26:42 -0800
parents 48b6fb693025
children
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function default_arg(s, val)
    if evalin('caller',sprintf('~exist(''%s'',''var'') || isempty(%s)',s,s))
        assignin('caller',s,val)
    end
end