13 подписчиков
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Easy way to get a youtube channel's rss feed.
why a negative number multiplied by a negative number equals a positive number: physical example
How to quickly estimate your Local Sidereal Time
How to prove that the earth is a spinning sphere even if the sky was always cloudy
Approximating pi in modern times: Machin to google cloud computing
How Archimedes approximated Pi
Calculating Pi By Hand - Machin's Method