%
% Written by:
% --
% John L. Weatherwax                2009-04-21
%
% email: wax@alum.mit.edu
%
% Please send comments and especially bug reports to the
% above email address.
%
%-----

addpath('../../BookCode');

close all; clc; clear; 

% Problem EPage 81; Example EPage 66
% 
d_1 = diffgen('c_4_p_2_fn', 1, 3.1, 0.001 );
d_2 = diffgen('c_4_p_2_fn', 1, 3.01, 0.001 );
d_3 = diffgen('c_4_p_2_fn', 1, 3.001, 0.001 );
d_4 = diffgen('c_4_p_2_fn', 1, 3., 0.001 );

disp( sprintf( 'D(x=3.1)= %10.4f; D(x=3.01)= %10.4f; D(x=3.001)= %10.4f; D(x=3)= %10.4f; ', d_1, d_2, d_3, d_4 ) );