Belphegor's Prime... Don't miss the extra footage on Numberphile2: https://youtu.be/9CcI5M1LfRs
Belphegor Merch: http://www.bradyharanblog.com/blog/belphegors-prime-t-shirt
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This video features Professor Tony…

Continues from this video: https://youtu.be/zk_Q9y_LNzg
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This video features Professor Tony Padilla from the University of Nottingham.

More Tony videos: http://bit.ly/Padilla_Numberphile

The Voynich Manuscript:…

Absolute Continuity and Genericity Sankhadip Chakraborty We consider partially hyperbolic diffeomorphisms on compact manifolds. The phenomenon of Absolute Co...

The "usual" way: https://youtu.be/mY98BDKF4Qw #IntegralBattle Integral of 1/(1+cos(x)), Integral of sqrt(1+cos(x)), double angle identity of cosine: https://...

Suppose that a function u equals to its average value on every ball and every sphere, what can we say about u? It turns out that u has to solve Laplace’s equation! Conversely, if u solves Laplace’s equation, then u must satisfy the above mean-value property.…

At first I thought this problem was a mistake because it seemed impossible to solve! I have discovered a truly remarkable proof of this problem which this margin is too small to contain...but no worries I don't keep secrets: you can watch the video for a…

Lambert W 函數, Solve x^x=2, 中文版 ⭐️Please subscribe for more math content! ☀️support bprp on Patreon: https://www.patreon.com/blackpenredpen Guess what my firs...

Let's see how to solve this strange equation x^x=2 with the Lambert W function.
Lecture on Lambert W, 1/5/2021 https://youtu.be/Qb7JITsbyKs
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Inverse Hyperbolic Cosine, cosh^-1(x)=ln(x+sqrt(x^2-1)),
Derivatives For You: https://teespring.com/derivatives-for-you#pid=2&cid=2397&sid=back


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Proving sqrt(2) is irrational, the classic way: https://youtu.be/BhFf0nJ5VOg
Sin(10 degrees) is irrational, rational zeros theorem, https://youtu.be/JqagcCrdpQQ

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