Nice to meet the unicorn! Meanwhile, how many textbooks are on the shelves at Barnes&Nobel? Not exactly bestsellers, right? Even the University of Washington bookstore puts the textbooks in a separate room in the basement.
> Textbook-level treatment of a subject is usually very shallow
Maybe the ones you read are. The ones Caltech uses aren't, like this one:
Nice to meet the unicorn! Meanwhile, how many textbooks are on the shelves at Barnes&Nobel? Not exactly bestsellers, right? Even the University of Washington bookstore puts the textbooks in a separate room in the basement.
> Textbook-level treatment of a subject is usually very shallow
Maybe the ones you read are. The ones Caltech uses aren't, like this one:
https://www.amazon.com/Gravitation-Charles-W-Misner/dp/06911...