Thread: a contour integral device View Single Post
2022-07-12, 22:55   #4
charybdis

Apr 2020

87510 Posts

Quote:
 Originally Posted by wildrabbitt Perhaps someone recognises it and knows a page online or a book where I could find it?
This (without the easier y=1 case) is a lemma that appears in the proof of Perron's formula. Here is a reference I found.