Mathematics
Math geek's user avatar
Math geek's user avatar
Math geek's user avatar
Math geek
  • Member for 4 years, 7 months
  • Last seen more than 2 years ago
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Score Newest
question
7
If $d(x,y)$ is a metric on $X$, then $d'(x,y)=\frac{d(x,y)}{1 + d(x,y)}$ and $d(x,y)$ generates the same topology.
Nov 2, 2018
question
6
Let $f(x)=\int_1^\infty \frac{\cos t}{x^2+t^2}dt$. Then which of the following are correct?
Jun 17, 2019
question
6
Doubt with proof of if $G$ is simple and $\delta\geq\frac{n-1}2$, then $G$ is connected
Aug 22, 2018
question
4
Let $A$ be a real $2×2$ matrix such that $A^6=I$. The total number of possibilities for the characteristic polynomial of $A$ is:
Dec 6, 2019
question
3
Let T be tree, the pendant vertices of T cannot be central vertices.
Sep 21, 2018
question
3
$(X,\mathscr T)$ is normal and each closed subsets of $X$ is a $G_{\delta}$ set.Then, $(X,\mathscr T)$ perfectly normal.
Mar 20, 2019
question
3
Functions agrees on a set agrees on the closure.
Oct 2, 2018
question
3
Topology induced from Kuratowski Closure properties
Oct 21, 2018
question
2
Completing the converse of the theorem.
Aug 20, 2018
question
2
How do I apply Intermediate Value theorem correctly?
Jun 7, 2019

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