Sat Aug 12 07:26:46 2023 sphere_positive_distance_test(): Python version: 3.8.10 Test sphere_positive_distance(). Using N = 10000 sample points, Estimated mean distance = 0.642317 Estimated variance = 0.0891159 Graphics saved as "sphere_positive_distance_histogram.png" sphere_positive_distance_test(): Normal end of execution. Sat Aug 12 07:26:48 2023