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MATH

| Lessons, tutorials, and news about mathematics including linear relationships and systems, geometric transformations, puzzles, and statistics.
 
videos
VIDEO

Counting Records

Counting and counting records. How our brains perceive sounds. Advantage of natural selection and survival.
 
 
videos
VIDEO

Elliptic Curve Back Door - Computerphile

The back door that may not be a back door... The suspicion about Dual_EC_DRBG - The Dual Elliptic Curve Deterministic Random Bit Generator - with Dr Mike Pound.
 
 
videos
VIDEO

Fractal Dimension Mandelbrot Explained

What fractal dimension is, and how this is the core concept defining what fractals themselves are. One technical note: It's possible to have fractals with an integer dimension. The example to have in mind is some *very* rough curve, which just so happens to achieve roughness level...
 
 
videos
VIDEO

Mining Bitcoin with pencil and paper

Bitcoins are mined using a cryptographic algorithm called SHA-256. This algorithm is simple enough to be done with pencil and paper, as I show in this video. Not surprisingly, this is a thoroughly impractical way to mine. One round of the algorithm takes 16 minutes, 45 seconds which works out to ...
 
 
videos
VIDEO

Sean Gourley on the mathematics of war

By pulling raw data from the news and plotting it onto a graph, Sean Gourley and his team have come up with a stunning conclusion about the nature of modern war -- and perhaps a model for resolving co
 
 
videos
VIDEO

The mystery of 0.577 - Numberphile

The mystery of 0.577 - Numberphile
 
 
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VIDEO

Ever wonder how Bitcoin (and other cryptocurrencies) actually work?

Bitcoin explained from the viewpoint of inventing your own cryptocurrency.
 
 
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VIDEO

History of Konigsberg Prussia - Kaliningrad Russia

A look at the history and geography of Konigsberg, Prussia (present-day Kaliningrad, Russia). Included is a brief discussion of Immanuel Kant and David Hilbert, who were from Konigsberg. Finally, I look at the Seven Bridges of Konigsberg problem. In solving this math problem, Leonhard Euler cr...
 
 
videos
VIDEO

The Banach-Tarski Paradox

Given a solid ball in 3‑dimensional space, there exists a decomposition of the ball into a finite number of disjoint subsets, which can then be put back together in a different way to yield two identical copies of the original ball.
 
 
videos
VIDEO

Math Humour and the Most Beautiful Equation in Math

Explore Pi, e and a box of chocolates on the way to some math humor.
 



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