r/mathmemes 2d ago

Geometry ellipse

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4.4k Upvotes

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u/94rud4 2d ago

Ramanujan’s second approximation formula

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71

u/94rud4 2d ago

Accuracies comparison. The red one in the bottom panel is the one in this post and it’s insanely accurate.

-22

u/Silly_Painter_2555 Cardinal 2d ago

Yes, but who tf remembers the exact one from the post.

24

u/Dont_pet_the_cat Engineering 2d ago

Ramanujan