%?L?is?strongly?connected?but?not?balanced
clear?
clc
close?all
%?adjacency?matrix
A=[0?1?0
???0?0?1.5
???2?0?0];
D=diag（sum（A?2））;
%?Laplacian?matrix
L=D-A;
%?w?is?the?positive?column?left?eigenvector?of?Lsatisfying?w1+w2+w3=1
w=pinv（[L‘;1?1?1]）*[0;0;0;1