Home License -- for personal use only. Not for government, academic, research, commercial, or other organizational use. 07-Oct-2025 18:40:47 contour_gradient_3d_test(): MATLAB/Octave version 9.11.0.2358333 (R2021b) Update 7. Test contour_gradient_3d() Graphics saved as "contour_gradient_3d_test.png" contour_gradient_3d_test(): Normal end of execution. 07-Oct-2025 18:40:54