12 October 2025 06:47:07 PM doughnut_exact_test(): C version Test doughnut_exact(), which evaluates exact solutions of the doughnut ODE. Parameter values: m = 3 n = 5 t0 = 0 y0 = 1 1 3 tstop = 10 Created data file "doughnut_exact_data.txt". Created command file 'doughnut_exact_commands.txt' doughnut_exact_test(): Normal end of execution. 12 October 2025 06:47:07 PM