The post discusses a book that delves into the foundations of mathematics, highlighting the logical calculus developed by Gerhard Gentzen in 1934. There is a sentiment expressed about the complexity of current mathematical teaching methods, particularly regarding (epsilon, delta)-proofs in analysis, which many students struggle to grasp without understanding their logical underpinnings. Some comments reflect on personal projects related to improving reasoning in language models through symbolic manipulation, while others question the book's title and practicality. Concerns are raised about the book's price and readability due to poor HTML formatting. Overall, there is a mixed interest in the book, with some calling for a more accessible resource.