#How to use contour integral techniques?

2 messages · Page 1 of 1 (latest)

barren maple
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Hi, I managed to do part (a) and found that it's pi*f(n).

But I'm not sure where to start part (b). The only contour integral techniques I can think of are using smth like ML bounds to show vanishing contours but how is it relevant here?

Thanks

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manic pewterBOT