function value = gfpp_condition ( n, alpha )

%*****************************************************************************80
%
%% gfpp_condition() returns the L1 condition of the GFPP matrix.
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    29 October 2021
%
%  Author:
%
%    John Burkardt
%
%  Input:
%
%    integer N, the order of A.
%
%    real ALPHA, determines subdiagonal elements.
%
%  Output:
%
%    real VALUE, the L1 condition.
%
  a_norm = max ( n, 1.0 + ( n - 1 ) * abs ( alpha ) );
  B = gfpp_inverse ( n, alpha );
  b_norm = norm ( B, 1 );
  value = a_norm * b_norm;

  return
end
