Sylvester's Four-Point Problem

Let be the probability that four points chosen at random in a region have a Convex Hull which is a Quadrilateral. For an open, convex subset of the Plane of finite Area,

References

Schneinerman, E. and Wilf, H. S. ``The Rectilinear Crossing Number of a Complete Graph and Sylvester's `Four Point' Problem of Geometric Probability.'' Amer. Math. Monthly 101, 939-943, 1994.

• Cologarithm
• Colon Product
• Colorable
• Coloring
• Columbian Number
• Colunar Triangle
• Comb Function
• Combination
• Combination Lock
• Combinatorial Species
• Combinatorial Topology
• Combinatorics
• Comma Derivative
• Comma of Didymus
• Comma of Pythagoras
• Common Cycloid
• Common Residue
• Commutation Coefficient
• Commutative
• Commutative Algebra
• Commutator
• Compact Group
• Compact Manifold
• Compactness Theorem
• Compact Set