Infinite Sums

Geometric series are probably one of the first infinite sums that most of us encountered in high-school. It seemed very strange that even if you keep adding numbers forever you would get a finite answer. In this video Think Twice go over some examples of geometric series and how we can get some insight on why it works by using visuals.

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In “ballet rotoscope,” by extracting the movement of a dancing ballerina, Masahiko Satoh and his team created an animation of a locus drawn in the air and dancing geometric figures,…