Modular Forms: A Textbook for University Physics Students

In summary, The conversation is about the topic of modular forms and the request for recommendations on textbooks about it. The person mentions being a physics student and their interest in this subject. They ask for an "accessible" textbook and inquire about the quality of a specific book. The other person recommends a more modern book, but also mentions a well-written and readable older book. They also mention that modular forms have applications in physics.