Mathematics
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feynhat
  • Member for 5 years, 11 months
  • Last seen this week
  • Prayagraj, Uttar Pradesh, India.
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About

I am interested in topology and geometry.

I was a master's student of mathematics at NISER, Bhubaneswar, India. My minor was Computer Science.

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All Questions Answers
Score Newest
question
37
What is the rigorous definition of $dy$ and $dx$?
Jul 29, 2018
answer
12
Example of the good set principle
Jul 17, 2018
answer
6
The orbit space $\dfrac{\mathbb{R}^n}{\mathbb{R}^+}$ has an open subset homeomorphic to $S^{n-1}$
Jan 1, 2021
question
4
Proof Verification: Showing that these two product metrics are equivalent.
Feb 17, 2018
question
4
Quotient by a topological groupoid.
Jun 24, 2020
answer
3
Among any $11$ integers, sum of $6$ of them is divisible by $6$
Dec 15, 2017
answer
3
Fundamental group of the torus minus a disk
May 24
answer
2
Show that the mapping $\overline{\text{tan}}:[-\frac{\pi}{2},\frac{\pi}{2}]\rightarrow \overline{\mathbb{R}}$ is a homeomorphism
May 18
answer
2
Intuitive understanding of the formula $\frac{(m+n+p)!}{m!n!p!}$ for dividing $m+n+p$ things into three groups of sizes $m,n$ and $p$
Dec 18, 2017
answer
2
Prove the even integers are countable (by explicitly giving a bijection $\mathbb{N} \to E$)
Apr 28, 2018

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