function value = e_constant ( )

%*****************************************************************************80
%
%% E_CONSTANT returns the value of E.
%
%  Discussion:
%
%    "E" was named in honor of Euler, but is known as Napier's constant.
%
%  Licensing:
%
%    This code is distributed under the GNU LGPL license.
%
%  Modified:
%
%    17 April 2005
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Output, real VALUE, the base of the natural 
%    logarithm system.
%
  value = 2.718281828459045;

  return
end
