function data = dispData(f)
%DISPDATA   Useful information for DISPLAY at higher levels.
%   DATA = DISPDATA(F) extracts useful information from the given CHEBTECH F and
%   the information DATA will be used by DISPLAY at higher levels. Currently, 
%   the only information it extracts is exponents.

% Copyright 2017 by The University of Oxford and The Chebfun Developers.
% See http://www.chebfun.org/ for Chebfun information.

data = [];

end
