Gauss' Secret Way to Calculate π Faster [video]

IMHO: Of all of the videos showing Pi's relationship with the Arithmetic-Geometric Mean (AGM), this is the best one.Related:Gauss–Legendre algorithm:https://en.wikipedia.org/wiki/Gauss%E2%80%93Legendre_algorit...Arithmetic–Geometric Mean (AGM)https://en.wikipedia.org/wiki/Arithmetic%E2%80%93geometric_m...Chudnovsky algorithmhttps://en.wikipedia.org/wiki/Chudnovsky_algorithmLanden's transformationhttps://en.wikipedia.org/wiki/Landen%27s_transformationBinary splitting:https://en.wikipedia.org/wiki/Binary_splitting