function det = reflection_random_determinant ( n, key )

%*****************************************************************************80
%
%% reflection_random_determinant(): determinant of the REFLECTION_RANDOM matrix.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    05 March 2020
%
%  Author:
%
%    John Burkardt
%
%  Input:
%
%    integer N, the order of A (default = 5 ).
%
%    integer KEY, a positive integer that selects the data.
%    (default = 123456789).
%
%  Output:
%
%    real DET: the determinant.
%
  if ( nargin < 2 )
    key = 123456789;
  end

  if ( nargin < 1 )
    n = 5;
  end

  det = - 1.0;

  return
end
