?? mass.m
字號:
unction M = mass(t,y,m1,m2,L,g)
%創(chuàng)建新的矩陣,開辟矩陣存儲空間
M = zeros(6,6);
M(1,1) = 1;
M(2,2) = m1 + m2;
M(2,6) = -m2*L*sin(y(5));
M(3,3) = 1;
M(4,4) = m1 + m2;
M(4,6) = m2*L*cos(y(5));
M(5,5) = 1;
M(6,2) = -L*sin(y(5));
M(6,4) = L*cos(y(5));
M(6,6) = L^2;
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