How to solve 3 linear equations symbollically?

b1_position_minus_o4= [ 27.4622 , -4.7904 , 0];
syms omega_output_x omega_output_y omega_output_z real
omega_output = [omega_output_x; omega_output_y; omega_output_z];
% Velocity of point b1
v_b1 = cross(omega_output, (b1_position_minus_o4));
disp(v_b1);
v_a1= [-80.0000 -7.1960 0];
velocity_eq = v_a1 - v_b1
velocity_eq = 
double(solve(velocity_eq(1),omega_output_z))
ans = -16.7001
double(solve(velocity_eq(2),omega_output_z))
ans = -0.2620
omega_output_sol = solve(velocity_eq == 0, [omega_output_x, omega_output_y, omega_output_z])
omega_output_sol = struct with fields:
omega_output_x: [0x1 sym] omega_output_y: [0x1 sym] omega_output_z: [0x1 sym]
% Convert symbolic solution to numeric values
omega_output_numeric = double([omega_output_sol.omega_output_x, omega_output_sol.omega_output_y, omega_output_sol.omega_output_z]);
%disp('Output angular velocity (omega_output):');
disp(omega_output_numeric);
%I want numerical values of omega_output_x, omega_output_y, omega_output_z
%Please help someone

 Réponse acceptée

Torsten
Torsten le 5 Juin 2024
Déplacé(e) : Torsten le 5 Juin 2024

1 vote

The first two equations in "velocity_eq" only have "omega_output_z" as variable and contradict each other (see above).

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