function y = acsch(z)
%ACSCH  Inverse hyperbolic cosecant.
%   ACSCH(X) is the inverse hyperbolic cosecant of the elements of X.

%   Copyright (c) 1984-98 by The MathWorks, Inc.
%   $Revision: 5.3 $  $Date: 1997/11/21 23:28:03 $

y = asinh(1./z);
