function y = csch(z)
%CSCH   Hyperbolic cosecant.
%   CSCH(X) is the hyperbolic cosecant of the elements of X.

%   Copyright (c) 1984-98 by The MathWorks, Inc.
%   $Revision: 5.3 $  $Date: 1997/11/21 23:28:18 $

y = 1./sinh(z);

