function dispe(x,y,n)
%DISPE display an e number structure
%
%	DISPE(X,Y,N) displays the entry
%	in position (X,Y,N) in the global 
%	variable ETABLE

global ETABLE

if nargin~=3
   error('specify the x, y and n coordinates for the desired enumber e(x,y,n)')
else
   ETABLE(x,y,n)
end

