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07-Oct-2025 23:30:06

pendulum_ode_test():
  MATLAB/Octave version 9.11.0.2358333 (R2021b) Update 7
  Solve pendulum_ode().

  parameters:
    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 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.

07-Oct-2025 23:30:14