It’s a ξ, See?

While looking for a dead-tree set of Russell and Whitehead’s Principia Mathematica, I came across a scanned version in the University of Michigan’s Historical Math Collection. Not quite what I wanted, but I was highly amused by the annotations on one of the blank pages near the front:

It seems that some poor student in the past was having trouble with his Greek, particularly with the lowercase letter ξ (xi). Since that little guy is the bane of my existence, I couldn’t help but chuckle at the struggles of a another.

This entry was posted in Silliness and tagged , . Bookmark the permalink.