function [ l, u ] = wright_b ( m )

%*****************************************************************************80
%
%% wright_b() returns the bounds in the wright problem.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    24 January 2016
%
%  Author:
%
%    John Burkardt
%
%  Reference:
%
%    Sashwati Ray, PSV Nataraj,
%    An efficient algorithm for range computation of polynomials using the
%    Bernstein form,
%    Journal of Global Optimization,
%    Volume 45, 2009, pages 403-426.
%
%  Input:
%
%    integer M, the number of variables.
%
%  Output:
%
%    real L(M), U(M), the lower and upper bounds.
%
  l = [ -0.5E+00, -0.5E+00, -0.5E+00, -0.5E+00, -0.5E+00 ];
  u = [ +0.5E+00, +0.5E+00, +0.5E+00, +0.5E+00, +0.5E+00 ];

  return
end

