Disappointing

One of my students sent me an angry email about me giving her 80% for attendance to-date when she's only missed one class. I replied that there have only been 5 classes so far. #thisiswhyweneedmath

In other news... it's in the 60s in Nebraska in January. Clearly these are the end of days.

Math Nerd Time: Mobius transformations

With a little outside the box/dimension thinking, something difficult becomes easy to grasp.... and oh so pretty

Painting in 3D