Laurel sent me this gem[^1], which lead me to find the wikipedia page on
[Mathematical Jokes](http://en.wikipedia.org/wiki/Mathematical_joke):
-[[!teximg code="\frac{12+114+20+3\sqrt{3}}{7}+5\cdot11=9^2+0"]]
+[[!teximg code="\frac{12+114+20+3\sqrt{4}}{7}+5\cdot11=9^2+0"]]
A Dozen, a Gross, and a Score,
plus three times the square root of four,