Browsing All Posts filed under »Mathematics«


July 6, 2012 by


I am a busy person these days.  I have been teaching at a San Antonio community college and will be moving next semester to teaching High School Algebra I.  Also, among other things, I have been researching education data for a national nonprofit. During this project, I needed to simplify some visualizations.  Not dumb down, […]

Global android activations and the power law

March 7, 2011 by


I recently saw a video mapping the rates of global android activations.  While very nice looking, it also piqued my interest because I noticed something that has been kind of bothering me recently.  That thing is, of course*, the power law. Alright, so first the video. It comes right from the android developer’s youtube channel, […]

Flocking algorithms in graphic design

February 21, 2011 by


What a creative visualization! From ShiftControl, nr2154, and okdeluxe, I stumbled on an image and video created for the 2009 United Nations Climate Change Conference (COP15) created from a set of flocking and force field algorithms. As they describe it, they did a good job using math to express social meaning: Consisting of 192 lines, […]

Sharks, the S&P 500, and lévy flights

February 16, 2011 by


I have a particular fondness for mathematical concepts that describe large sets of natural phenomenon (like the oft-cited logarithmic spiral, which shows up in Nautilus shells, spiral galaxies, low pressure weather systems, and of course Romanesco broccoli).  Something I came across while looking at the website of Paul Torrens for his work on empirical validation […]