br3.m

% BR3 matrix of vertex coordinates}
%       Used in conjunction with BR1.M and BR2.M.
%       See book, Section 12.2, Graph of a railway network.

BR3 = [
25 180
41 155
55 135
55 200
55 180
70 163
80 190
65 178
83 147
82 135
92 123
56 130 ];