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Foci
May 10, 2024

Foci

Updated: Apr 6, 2023

📌 TL;DR: Updated: Apr 6, 2023 [S1 Science & Maths: Reflection (and property of ellipses)] You may have found a puzzle like this while digging around older newspaper articles on mathematics .

[S1 Science & Maths: Reflection (and property of ellipses)]

You may have found a puzzle like this while digging around older newspaper articles on mathematics. If not, well, here's the rundown:

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The focal points of the ellipse is the primary reason why Roger Penrose's room works as prescribed. Think of this as a challenge, for those who are mathematically inclined: How would you find and locate the focal point of an ellipse?

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