function value = r8_e ( )

%*****************************************************************************80
%
%% r8_e() returns the value of the base of the natural logarithm system.
%
%  Definition:
%
%    E = Limit ( N -> Infinity ) ( 1 + 1 / N )^N
%
%  Licensing:
%
%    This code is distributed under the MIT license.
%
%  Modified:
%
%    26 July 2004
%
%  Author:
%
%    John Burkardt
%
%  Output:
%
%    real VALUE, the base of the natural logarithm system.
%
  value = 2.718281828459045235360287;
 
  return
end
