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Hacker News Comments on
Doodling in Math Class: Spirals, Fibonacci, and Being a Plant [2 of 3]

Vihart · Youtube · 7 HN points · 1 HN comments
HN Theater has aggregated all Hacker News stories and comments that mention Vihart's video "Doodling in Math Class: Spirals, Fibonacci, and Being a Plant [2 of 3]".
Youtube Summary
Part 1: http://youtu.be/ahXIMUkSXX0
Part 3: http://youtu.be/14-NdQwKz9w
More on Angle-a-trons: http://www.youtube.com/watch?v=o6W6P8JZW0o

Here is a program that draws plant leaves at whatever angle you want: http://www.khanacademy.org/cs/plant-leaves/822940457

Note: Beautiful spirally non-Fibonacci pinecones are very rare! If you find one, keep it.

My personal website, which you might like: http://vihart.com
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Hacker News Stories and Comments

All the comments and stories posted to Hacker News that reference this video.
An excellent video series by Vi Hart on Fibonacci numbers hiding in other strange places (and spirals and plants):

Part 1: https://www.youtube.com/watch?v=ahXIMUkSXX0

Part 2: https://www.youtube.com/watch?v=lOIP_Z_-0Hs

Part 3: https://www.youtube.com/watch?v=14-NdQwKz9w

Jan 10, 2012 · 7 points, 0 comments · submitted by michael_dorfman
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