%
% 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.
%
% Problem on EPage 62; Solutions on EPage 161
%
%-----

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

fn = @(x) ( x^1.4 - sqrt(x) + 1/x - 100 );
fn_prime = @(x) ( 1.4 * x^0.4 - 1/(2*sqrt(x)) - 1/x^2 );

fnewton(fn,fn_prime,50,1.e-4)