This website began as an online copy of Abramowitz and Stegun's book [1]. It's not hard to find high quality downloads of that book, e.g. [2]. [1]: https://en.

This website began as an online copy of Abramowitz and Stegun's book [1]. It's not hard to find high quality downloads of that book, e.g. [2]. [1]: https://en.wikipedia.org/wiki/Abramowitz_and_Stegun https://en.wikipedia.org/wiki/Abramowitz_and_Stegun [2]: https://www.cs.bham.ac.uk/~aps/research/projects/as/ https://www.cs.bham.ac.uk/~aps/research/projects/as/