function r8ge_dif2_test ( )

%*****************************************************************************80
%
%% r8ge_dif2_test() tests r8ge_dif2().
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    01 February 2016
%
%  Author:
%
%    John Burkardt
%
  m = 5;
  n = 4;

  fprintf ( 1, '\n' );
  fprintf ( 1, 'R8GE_DIF2_TEST\n' );
  fprintf ( 1, '  R8GE_DIF2 returns the second difference matrix.\n' );

  a = r8ge_dif2 ( m, n );

  r8ge_print ( m, n, a, '  DIF2 matrix:' );

  return
end
