Ball Triangle Picking
The determination of the probability for obtaining an Obtuse Triangle by picking 3 points at random in the unitDisk was generalized by Hall (1982) to the 
-D Ball. Buchta (1986) subsequently gave closed formevaluations for Hall's integrals, with the first few solutions being
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The case
corresponds to the usual Disk case.See also Cube Triangle Picking, Obtuse Triangle
References
Buchta, C. ``A Note on the Volume of a Random Polytope in a Tetrahedron.'' Ill. J. Math. 30, 653-659, 1986. Hall, G. R. ``Acute Triangles in the -Ball.'' J. Appl. Prob. 19, 712-715, 1982.
- Separating Edge
- Separating Family
- Separation
- Separation of Variables
- Separation Theorem
- Separatrix
- Septendecillion
- Septillion
- Sequence
- Sequency
- Sequency Function
- Sequential Graph
- Series
- Series Expansion
- Series Inversion
- Series Multisection
- Series Reversion
- Serpentine Curve
- Serret-Frenet Formulas
- Set
- Set Difference
- Set Partition
- Set Theory
- Sexagesimal
- Sexdecillion