Salmon's Theorem

Given a track bounded by two confocal Ellipses, if a ball is rolled so that its trajectory is tangent tothe inner Ellipse, the ball's trajectory will be tangent to the inner Ellipse following all subsequent caroms aswell.

References

Salmon, G. A Treatise on Conic Sections. New York: Chelsea, p. 182, 1954.

• Kolmogorov-Sinai Entropy
• Kolmogorov-Smirnov Test
• Korselt's Criterion
• Kovalevskaya Exponent
• Kozyrev-Grinberg Theory
• k-Partite Graph
• Kramers Rate
• Krawtchouk Polynomial
• Kreisel Conjecture
• Kronecker Decomposition Theorem
• Kronecker Delta
• Kronecker Product
• Kronecker's Polynomial Theorem
• Kronecker Symbol
• Krull Dimension
• Kruskal's Algorithm
• Kruskal's Tree Theorem
• KS Entropy
• k-Statistic
• k-Subset
• k-Theory
• k-Tuple Conjecture
• Kuen Surface
• Kuhn-Tucker Theorem
• Kuiper Statistic