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Timeline for Oscillating sums

Current License: CC BY-SA 4.0

3 events
when toggle format what by license comment
Apr 21, 2021 at 15:10 comment added Iosif Pinelis @coco : I think then the answer will change to yes. Since your original question has been answered, I suggest you post the additional question separately.
Apr 21, 2021 at 14:37 comment added coco Thank you for your answer. And if we assume that $a_k$ is decreasing?
Apr 21, 2021 at 14:31 history answered Iosif Pinelis CC BY-SA 4.0