08-Jan-2022 08:52:46 pendulum_ode_test(): MATLAB/Octave version 9.8.0.1380330 (R2020a) Update 2 Solve the pendulum ODE. Parameter values: gravity (m/s^2) = 9.81 length (m) = 1 mass (g) = 1 t0 (s) = 0 u0 (rad) = 1.0472 v0 (rad/s) = 0 tstop (s) = 20 p (s) = 2.00607 pendulum_ode23(): Use ode23() to solve the pendulum ODE. Number of variable steps = 306 Graphics saved in "pendulum_ode23_theta.png" Graphics saved in "pendulum_ode23_thetadot.png" Graphics saved in "pendulum_ode23_energy.png" pendulum_ode_test(): Normal end of execution. 08-Jan-2022 08:52:53