Finding a reasonably priced copy of "Fundamentals of Physics" 12th edition can be challenging, leading to inquiries about the differences with the older 10th edition. While problems may change, the core text remains largely consistent. Some users recommend earlier editions, such as the 5th edition, which are available as used hardcover volumes or PDFs online, often considered superior to newer editions due to excessive content. Concerns about the quality of newer editions are noted, with specific mentions that Jackson's 2nd edition is preferred over the 3rd, and that each new edition of Arfken has deteriorated in quality, still containing unresolved mathematical errors. Additionally, the 3rd edition of Goldstein is criticized for its treatment of non-holonomic constraints, with users suggesting the 2nd edition is better. Affordable alternatives like Young and Freedman are also highlighted, along with the availability of Haliday, Resnik, and Krane for free online.
