29-Jul-2021 16:10:56

spring_ode_test():
  MATLAB/Octave version 9.9.0.1467703 (R2020b)
  Solve the spring ODE.

  Parameter values:
    mass      = 5
    damping   = 2
    stiffness = 3
    t0        = 0
    u0        = 0
    v0        = 1
    tstop     = 25

spring_ode23():
  Test spring_ode using ode23.

  Number of variable steps = 85
  Graphics saved in "spring_ode23_y1.png"
  Graphics saved in "spring_ode23_y2.png"
  Graphics saved in "spring_ode23_phase.png"
  Graphics saved in "spring_ode23_conservation.png"

spring_ode_test():
  Normal end of execution.

29-Jul-2021 16:11:03