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Shimrod's user avatar
Shimrod
  • Member for 6 years, 9 months
  • Last seen more than 1 year ago
6 votes
2 answers
683 views

Does every subgroup of finite index contain a power of each element of the group?

5 votes
2 answers
427 views

Lagrange's Theorem and Quadratic Character of $-2$

4 votes
2 answers
551 views

Homomorphism of coordinate rings induces a polynomial map

3 votes
0 answers
211 views

Is the Riemann zeta function surjective? [closed]

3 votes
0 answers
97 views

Units in a quotient of a quadratic number ring

2 votes
2 answers
148 views

Subgroups of $\operatorname{GL}_2(\mathbb Z/8\mathbb Z)$

2 votes
0 answers
94 views

When does the extension of scalars to $\mathbf Q$ give the field of fractions?

1 vote
0 answers
120 views

Adjoining a transcendental element to an extension and a base field

1 vote
1 answer
67 views

Primary decomposition of $\mathbb{Q}^2/\mathbb{Z}^2$

1 vote
0 answers
69 views

Do automorphisms preserve convergence of power series?

1 vote
0 answers
70 views

Adelization of Shimura

1 vote
1 answer
62 views

Polar expansions and Shimrod triples

1 vote
1 answer
417 views

Correspondence between a complex torus and an elliptic curve

1 vote
1 answer
95 views

Non-analytic homomorphism between complex tori

0 votes
1 answer
51 views

Quotient of a quadratic number ring by a power of $2$

0 votes
1 answer
191 views

Definition of meromorphic differentials

0 votes
1 answer
283 views

Socle of a semi-local ring

-3 votes
1 answer
52 views

A quadratic nonresidue of the form $x^2+1$ [closed]