Home License -- for personal use only. Not for government, academic, research, commercial, or other organizational use. 13-May-2025 13:00:41 diff_test() MATLAB/Octave version 9.11.0.2358333 (R2021b) Update 7 Test diff(), a built-in function for differences and approximate derivatives. diff_trig_test For sin(x) at x values spaced by h, compute first, second and third differences, divided by appropriate power of h, and compare to corresponding derivatives. Graphics saved as "diff_trig_test1.png" Graphics saved as "diff_trig_test2.png" Graphics saved as "diff_trig_test3.png" diff_test(): Normal end of execution. 13-May-2025 13:01:02