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Dominic Wynter

Member for 8 years, 11 months
Last seen this week

GitHub
dlwynter.wordpress.com
University of Cambridge

Summary

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6,189

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2021
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Top tag

abstract-algebra

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10,000 Rep.

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Questions

View all 235 questions

14

Can a non-local ring have only two prime ideals?

Jan 23, 2017

12

What is meant by a mixed characteristic field?

Apr 24, 2017

10

Can the long line be embedded in euclidean space?

Aug 16, 2016

8

Is it true that for any compact Riemannian manifold, the sectional curvature is bounded?

Mar 29, 2017

8

Defining interpolation spaces of Hilbert spaces using domains of unbounded operators

Aug 30, 2017

Answers

View all 15 answers

11

Euclidean domain $\mathbb{Z}[\sqrt{d}]$

Mar 18, 2017

8

Show $A\cap B \neq \varnothing \Rightarrow \operatorname{dist}(A,B) = 0$, and $\operatorname{dist}(A, B) = 0 \not\Rightarrow A\cap B \neq \varnothing$

Jul 17, 2016

4

Can we write any module as $\operatorname{Hom}(M',M'')$?

Jan 30, 2017

3

Proof of Hilbert's nullstellensatz,

Jan 28, 2017

2

Show that $\dim(V) \geq 2k$?

Jun 18, 2016

Tags

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abstract-algebra

18

Score

37

posts

ring-theory

11

Score

17

posts

euclidean-domain

11

Score

1

post

real-analysis

10

Score

40

posts

algebraic-number-theory

10

Score

6

posts

Reputation

+10

What is the morphism associated to a divisor?

+10

Category of pointed sets and category of sets are not equivalent

+10

Prove that $\sum_{n=1}^{\infty} \frac{[nx]}{n^2} $ is discontinuous at $x \in \mathbb Q$

+10

Spectrum of a Banach algebra generated by a single element

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Sep 25, 2017

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Nov 30, 2016
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Jan 6, 2017
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Mar 21, 2017
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Votes cast

726

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10

downvotes

317

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419

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