3 ms·
Well it does not generalize into 3 dimensions: https://math.stackexchange.com/a/4767802 https://math.stackexchange.com/a/4767802
by zaik 2y ago
Well it does not generalize into 3 dimensions: https://math.stackexchange.com/a/4767802 https://math.stackexchange.com/a/4767802