ex4_2.m

Advanced Engineering Mathematics using MATLAB by Harman, Dabney, Richert,书中全部源码

% EX4_2.M Simple example of A*x=lam*x
%   to test Example 4.2
clear
A=[3 1;1 3]
x=[1 -1]'     % Example eigenvector	
y=A*x         % Check results
y1=2*x        % y1=y?