4 ms·
unit sphere != unit ball The former is the boundary, the latter is the interior + boundary. One of the great arbitrary naming conventions of math.
by krukah 2y ago
unit sphere != unit ball
The former is the boundary, the latter is the interior + boundary. One of the great arbitrary naming conventions of math.
- magicalhippo 2y agoMinor nitpick, the ball might be closed or open, depending on whether the boundary is included or not, respectively.