27.9 Quadratic Characters (source code)

= 27.9 Quadratic Characters
{c}
{tag=Work by Tom M. Apostol}

By <Tom M. Apostol>.

Online text: https://dlmf.nist.gov/27.9

Part of Chapter 27, Functions of Number Theory, credited to T. M. Apostol. The site version release date is not treated as the chapter publication year.