A new proof of the functional equation of Dirichlet $L$-functions

Bruce C. Berndt
1973 Proceedings of the American Mathematical Society  
A simple proof, using contour integration, of the functional equation of Dirichlet i-functions is given.
doi:10.1090/s0002-9939-1973-0311593-0 fatcat:gkdbjx27rfff7e4yb7tc4d2ana