The 2nd proof is genius. Not sure I missed it or not, it might be slightly better if the video would have said: n = \sigma_{d|n} |S_d| since every integer
@sabeenabegam7505
Жыл бұрын
Mam ur videos are very useful to me After seeing your videos, i really learn lot of things in number theory mam All the best mam
@adumi742
2 жыл бұрын
Very good video. Thanks for posting it
@eslammath1
2 жыл бұрын
Good job really 👍👍
@draido-dev
2 ай бұрын
no dirichlet's hyperbola method or convolution in all this? disappointed :3
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