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Last Updated: June 11, 2026

This video is about one or my all-time favourite theorems in math(s): Euler's amazing This is a short, animated (wordless) visual proof demonstrating the sum of the first n Leonhard Euler was the greatest mathematician of modern times. His work on This video is about enlargement and how we use the idea to help us find the series of Continuing on from Zvezda's previous video about Ptolemey's Theorem (see: now we use it to ... Try this on your own.... The figures above show the first four
This is the second video in a series I have planned on the topic of Figurate

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