atyy Science Advisor Messages 15,171 Reaction score 3,379 Thread starter Oct 8, 2017 #1 Could I get recommemdations for textbooks that start by defining cosine and sine using power series and then recover their geometric properties? John Roe's "Elementary Geometry" does that, but it's not in my current university's library.
Could I get recommemdations for textbooks that start by defining cosine and sine using power series and then recover their geometric properties? John Roe's "Elementary Geometry" does that, but it's not in my current university's library.
ISamson Gold Member Messages 435 Reaction score 150 Oct 8, 2017 #2 Mathematics in general (very good and advanced): https://www.amazon.com/dp/039304002X/?tag=pfamazon01-20 Has things about sine and cosine.
Mathematics in general (very good and advanced): https://www.amazon.com/dp/039304002X/?tag=pfamazon01-20 Has things about sine and cosine.