function area = domainarea(f)
%DOMAINAREA    Area of the disk associated with f
%   DOMAINAREA(F) returns the area of the polar domain f is defined on.

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

% TODO: Account for radius if we ever add this parameter.
area = pi;

end