function result = jacobi_cnk_inverse ( x, k )

%*****************************************************************************80
%
%% jacobi_cnk_inverse: inverse of the Jacobi function CN.
%
%  Discussion:
%
%    jacobi_cnk_inverse(X,K) is the inverse of Jacobi function CN for 
%    elements of argument X and modulus K. X and K must all be real and the 
%    same size or any of them can be scalar. 
%
%  Modified:
%
%    21 November 2020
%
  if nargin < 2
    error('Not enough input arguments.');
  end

  result = ufun2 ( @ijcn, x, k );

  return
end

