Matrix Jokes

(NOTE: This is perhaps the dumbest post I’ve ever done. I couldn’t be prouder.)




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The Hyperbole of Elliptic Geometry (and 14 Other Math Cartoons)

These cartoons appeared on Twitter and Facebook throughout February 2018, and are preserved here, museum-like, for posterity and/or people who are too cool for social media.

Funny vs. Trying To Be Funny

2018.2.1 Neil deGrasse Tyson

It has since been pointed out to me that Emily Dickinson is, in fact, hilarious. I stand by this cartoon otherwise.


“Charter” Thoughts

2018.2.2 charters

I spent four years teaching at a charter school. That experience makes it hard to see the charter movement either as demon or panacea. More than a new type of school, I see them mostly as individual new schools – liable to make the same sorts of ambitious moves and avoidable mistakes as any new institution.


Multivariable Woes

2018.2.6 multivariable explanation

Sometimes the pursuit of a punch line leads you to throw more weight into the blow than your victim actually deserves.

This is probably not one of those times. Continue reading

The Limitations of Genies (and 18 other math cartoons)

These cartoons first appeared on Facebook and Twitter during the wild and woolly month of January 2018. If you have ever found yourself thinking, “I wish my daily social media experience featured more math puns,” then I encourage you to (A) Follow Math with Bad Drawings! and (B) Take a long, careful look in the mirror to see what you’ve become.

Welcome to 2018

2018.1.1 happy 2018

Some folks on Facebook offered optimistic predictions that the pattern is quadratic, with a negative leading coefficient. This is an adorable sentiment, so please don’t spoil their innocence by disagreeing with them.

Meanwhile, somebody on Twitter suggested sin(x)/x, which is a nice “end of history” prediction. My personal worry is that the world is more like x sin(x).

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Math Classes Every College Should Teach

Math 40: Trying to Visualize a Fourth Dimension. Syllabus includes Flatland, the Wikipedia page for “hypercube,” long hours of squinting, and self-inflicted head injuries.

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Math 99: An Irritating Introduction to Proof. The term begins with five weeks of the professor responding to every question with, “But how do you knoooooooow?” If anyone is still enrolled at that point, we’ll have to wing it, since no one has ever lasted that long.


Math 101: Binary. An introductory study of the binary numeral system. Also listed as Math 5. Continue reading