Mathematics
Naweed G. Seldon's user avatar
Naweed G. Seldon's user avatar
Naweed G. Seldon's user avatar
Naweed G. Seldon
  • Member for 7 years
  • Last seen this week
  • Santa Cruz, CA, USA
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Trying to make abstraction tangible, at least for myself.

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All Questions Answers
Score Newest
question
8
Functoriality of associating to a group algebra $kG$ its center $Z(kG)$, where $G$ is finite
Jul 14, 2021
question
8
To show that the contravariant $\text{Hom}$ functor is left-exact
Apr 9, 2018
question
6
Determinant of a $2\times 2$ real matrix when an eigenvalue is given
Feb 28, 2017
question
5
Multiplicative Group of $p$ - adic Power Series
Nov 9, 2018
question
5
Universal Property and Fibered Product
Feb 25, 2018
question
5
Compute the degree of the splitting field of $x^{12} - 2$ over $\mathbb{Q}$ and describe its Galois Group as a semidirect product
Dec 23, 2018
question
5
To show that if all roots of an integer monic polynomial have norm 1, then they are roots of 1
Dec 25, 2017
answer
5
Evaluating $\lim_{x\to 0} \frac{x^2}{e^x-1}$
Nov 8, 2018
answer
5
How many $3 \times 3$ non-symmetric and non-singular matrices $A$ are there such that $A^{T}=A^2-I$?
Apr 24, 2018
question
4
An example of non-homeomorphic surfaces, $S_1, S_2$, such that $S_1 \times [0,1]$ is homeomorphic to $S_2 \times [0,1]$ [duplicate]
Jun 11, 2018

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