Essays on the Theory of Numbers

Remarkable to read, especially having been through algebra and analysis courses in which we took similar and slightly different routes to build the same structures/concepts. Took some time to get used to the notation and terminology, but once I got it, it was a breeze to read.

If you haven't had any exposure to abstract math, this begins easy enough and the difficult parts can serve as a (remarkably lucid) demonstration to you of what abstract math entails.

If you have exposure to advanced math like a real analysis, you'll skip over broad swaths of this as elementary review.