function determ = triw_determinant ( alpha, k, n )

%*****************************************************************************80
%
%% TRIW_DETERMINANT returns the determinant of the TRIW matrix.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    21 October 2007
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Input, real ALPHA, the parameter.
%
%    Input, integer K, the number of nonzero superdiagonals.
%
%    Input, integer N, the order of A.
%
%    Output, real DETERM, the determinant.
%
  determ = 1.0;

  return
end