Daniel Teixeira

Member for 6 years
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mathstat.dal.ca/~teixeira
Belo Horizonte - MG, Brasil

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category-theory

30/100 score

16/20 answers

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Answers

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Score Activity Newest

6

How to prove $f(x)=a$ is a subspace

Apr 15, 2018

5

Pullback in the category of graphs

Jul 27, 2020

4

Monoidal category: Inequivalent associators

Jul 27, 2020

4

Meaning of curl defined as in differential geometry

Sep 27, 2022

4

Universal property for tensor product in an arbitrary category

Apr 28, 2020

Questions

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6

Give a reason why $\mathbb Z_{64}\times \mathbb Z_4$ and $\mathbb Z_{64}\times \mathbb Z_{2}\times \mathbb Z_{2}$ are not isomorphic.

Dec 31, 2020

6

Why do we care about $(\infty,2)$-categories?

Aug 9, 2021

5

Completeness of the category of enriched categories

Apr 15, 2020

4

Show that $\mathbb{Z}_5[x]/(x^2+x+1)\cong\mathbb{Z}_5[x]/(x^2+x+2)$

Sep 18, 2018

3

In $\mathbb{Z}[\sqrt{d}]$, $d$ is not divisible by the square of any prime. Why?

Oct 24, 2018

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category-theory

30

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32

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differential-geometry

9

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10

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linear-algebra

9

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8

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algebraic-topology

7

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8

posts

vector-spaces

7

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2

posts

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