User Sergey Guminov - Academia Meta Stack Exchange

Sergey Guminov

Member for 3 years, 7 months
Last seen more than a month ago

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Sep 20

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Oct 11, 2021

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32

What to do when a result is essentially proven but not stated in an existing publication?

12

Let $r_n$ be a sequence of all rational numbers from $(0,1)$. Show that the series $\sum_{n=2}^\infty|r_n-r_{n-1}|$ diverges

8

Understanding the Hopf Link

8

Beilinson's theorem for fixed stratifications

8

Fundamental group of CW complexes