15 July 2024 01:28:40 PM

midpoint_adaptive_test():
  C version
  midpoint_adaptive() solves ODE's using an adaptive
  version of the midpoint method.

lotka_test():
  A pair of ordinary differential equations for a population
  of predators and prey are solved using midpoint().

  Steady state at r = 5000, f = 2000.

  Phase graphics data stored in "lotka_phase_data.txt".
  Phase plot commands stored in "lotka_phase_commands.txt".

  Solution data stored in "lotka_solution_data.txt".
  Solution plot commands stored in "lotka_solution_commands.txt".

  Time step data stored in "lotka_timestamp_data.txt".
  Timestep plot commands stored in "lotka_timestep_commands.txt".

mad_stats():
  Number of timesteps =  401
  Rejected timesteps  =  0
  Failed fsolve calls =  0
  First time interval: [0,0.025]
  Final time interval: [4.4848,4.49701]
  Minimum timestep is 0.0063645
  Maximum timestep is 0.0481506

midpoint_adaptive_test():
  Normal end of execution.

15 July 2024 01:28:40 PM