Category Archives: video



Posted in fractals, humor, links, video | Tagged , , | 2 Comments

The Christmas Price Index

I’ve written before about the mathematics of the traditional song “The Twelve Days of Christmas”. For a different angle, check out PNC Bank’s “Christmas Price Index”: apparently, every year they compute the total cost of all the gifts in the … Continue reading

Posted in games, links, video | Tagged , , , , | 1 Comment

Curta Calculating Machines

[Trying to clear out the queue of draft posts here… I started writing this post in September of 2008 but never posted it for some reason!] Thanks to Rod at Reasonable Deviations, I recently read about Curta calculators — amazing … Continue reading

Posted in computation, links, video | Tagged , , | 4 Comments

Full Speed Ahead!

Hooray for summer! Now that finals are finally over, you can expect a lot more from me over the next few months. I’ve got a lot of exciting things planned, including a description and explanation of an algorithm for finding … Continue reading

Posted in links, meta, people, video | Tagged , , , | 3 Comments

Fun "mathemagic" video

For something on the lighter side, here’s a fun video that I’ve seen linked to from a number of places. It’s a video of Arthur Benjamin, a math professor at Harvey Mudd College, performing a fifteen-minute “mathemagics” show. He multiplies … Continue reading

Posted in computation, links, people, video | 1 Comment

Carnival of Mathematics #23: Haiku Edition

Welcome to the 23rd Carnival of Mathematics: Haiku Edition! First, I must apologize for the delay: I usually have very little trouble with my hosting provider, but of course it went down just when the CoM was supposed to be … Continue reading

Posted in algebra, books, calculus, challenges, counting, fractals, geometry, infinity, links, meta, number theory, pascal's triangle, pattern, people, sequences, trig, video | 17 Comments

Video: The Story of Pi

A fun video about , including a nice visual explanation of the formula for the area of a circle, and some interesting places that shows up where you might not expect it to. The video was made by Tom M. … Continue reading

Posted in famous numbers, geometry, links, video | 5 Comments

Video: Möbius transformations revealed

For your viewing pleasure, a fantastically beautiful video about Möbius transformations, which are functions of the form where z, a, b, c, and d are complex numbers, and . For example, is a Möbius transformation with b=2, c=1, and a=d=0. … Continue reading

Posted in complex numbers, geometry, video | Comments Off on Video: Möbius transformations revealed

Menger sponge video

Check out the following totally sweet video of zooming into a Menger sponge! This video was made by David Makin, who has lots of other cool images and videos at his website. You can probably figure out what a Menger … Continue reading

Posted in fractals, video | 6 Comments