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Math Lover

Member for 8 years
Last seen this week

Summary

Reputation

3,690

3.7k
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Top tag

abstract-algebra

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5,000 Rep.

Approve tag wiki edits

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helpful flags

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Questions

View all 177 questions

18

The Lebesgue measure of zero set of a polynomial function is zero

Sep 9, 2016

11

Does there exist a projective module over $k[x_1,...,x_n]$ which is not free?

Apr 22, 2017

9

Reference for Hyperbolic Geometry related with Complex Analysis?

Dec 18, 2016

7

Motivation for Mobius Transformation

Oct 28, 2016

7

Show that the Quotient map is closed.

Sep 5, 2016

Answers

View all 9 answers

6

Showing that $\Bbb R[x] / \langle x^2 + 1 \rangle$ is isomorphic to $\Bbb C$ question

Sep 22, 2016

6

Evaluate :$I=\int_{-\infty}^\infty \int_{-\infty}^\infty \mathrm e^{-(2x^2+2xy+2y^2)}dxdy$

Dec 14, 2016

4

Show that Galois Group $G(K/Q)$ of K over Q is isomorphic to symetric group $S_3$

Mar 24, 2017

2

Is Domain of the function Open or closed or both open and closed

Oct 13, 2016

1

Mapping unit circle in $\mathbb{R}^2$ to a number in $\mathbb{R}$ is not one-to-one

Nov 18, 2016

Tags

View all 114 tags

abstract-algebra

10

Score

13

posts

integration

6

Score

4

posts

polynomials

6

Score

3

posts

principal-ideal-domains

6

Score

2

posts

proof-explanation

6

Score

1

post

Reputation

+16

Example of an infinite dimensional $C^{\ast}$-algebra $\mathcal{A}$ whose dual space $\mathcal{A}^{\ast}$ is an injective Banach space.

-2

Trying to show a function is decreasing

+8

Universal property of max tensor product of $C^{\ast}$-algebras

+10

Given a representation, trying to find a non degenerate representation without changing kernel

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May 5, 2023

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Oct 30, 2017
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Feb 18, 2021
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May 14, 2020
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Sep 7, 2016
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Sep 9, 2016

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Votes cast

129

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20

downvotes

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answer votes