Space Distance
The maximum distance in 3-D can occur no more than 
times. Also, there exists a fixed number 
such that nodistance determined by a set of 
points in 3-D space occurs more than 
times. The maximum distance can occurno more than 
times in 4-D, where 
is the Floor Function.
References
Honsberger, R. Mathematical Gems II. Washington, DC: Math. Assoc. Amer., pp. 122-123, 1976.
- Random Number
- Random Percolation
- Random Polynomial
- Random Variable
- Random Walk
- Random Walk--1-D
- Random Walk--2-D
- Random Walk--3-D
- Range (Image)
- Range (Line Segment)
- Range (Statistics)
- Rank
- Rank (Group)
- Rank (Quadratic Form)
- Rank (Sequence)
- Rank (Statistics)
- Rank (Tensor)
- Ranunculoid
- RAT-Free Set
- Ratio
- Ratio Distribution
- Rational Approximation
- Rational Canonical Form
- Rational Cuboid
- Rational Distances