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Hermès
  • Member for 10 years, 7 months
  • Last seen more than a month ago
6 votes
2 answers
1k views

Germs and local ring.

5 votes
1 answer
368 views

On Grassmann manifold

4 votes
3 answers
2k views

Is $\mathbb{Z}\left[\frac{1+\sqrt{-5}}{2}\right]$ a Euclidean domain?

4 votes
1 answer
844 views

A submanifold of a submanifold is a submanifold is the ambient space.

3 votes
1 answer
313 views

Definition of higher complex integral over polydisc

2 votes
1 answer
300 views

Brin-Stuck proof of Hadamard-Perron theorem

2 votes
0 answers
60 views

Invariant cones in Katok-Hasselblatt

2 votes
1 answer
44 views

Generalized Laplacian?

1 vote
0 answers
360 views

$C^1$-foliation are absolutely continuous

1 vote
1 answer
1k views

A proof that $\mathbb{Z}[\frac{1 +i\sqrt{19}}{2}]$ is not Euclidean. [duplicate]

1 vote
0 answers
150 views

Isometric dynamical system

1 vote
1 answer
57 views

Matrix exponential map differentiation.

0 votes
0 answers
136 views

On the definition of a real variable

0 votes
1 answer
316 views

Vector bundle and disjoint union [closed]

0 votes
1 answer
29 views

Semi-analytic (analytic ?) form for circle integral