25

Answers

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5

A theorem of Stickelberger on the number of prime ideals in a decomposition

0

Classes of fields and Cantor-Schröder-Bernstein

1

Good book on Riemann surfaces and Galois theory?

2

Reference for representation theory of SL_2(Z/n)

5

Introductory reading on the Scholz reflection principle?

5

What elementary problems can you solve with schemes?

6

Unique factorisation and the fact that $\mathbb A^2-0$ is not an affine variety?

4

One point in the post of Terence Tao on Ax-Grothendieck theorem

2

Subgroups of groups of Square-free order

2

Splitting of primes in cubic fields with limited ramifications.

1

applications of Tate-Poitou duality

8

Explicit map for Scholz reflection principle

35

Theorems with unexpected conclusions (2)

1

Faithful characters of finite groups

4

Families of number fields of prime discriminant

2

Local-globalism for similar matrices?

43

Favorite popular math book (2)

3

Weierstrass points on rigid-analytic surfaces

1

Factorization of elements vs. of ideals, and is being a UFD equivalent to any property which can be stated entirely without reference to ring elements?

12

Statements in group theory which imply deep results in number theory (2)

2

When can we prove constructively that a ring with unity has a maximal ideal?

5

What is the first interesting theorem in (insert subject here)?

3

How do we study Iwasawa theory?

3

Can a non-surjective polynomial map from an infinite field to itself miss only finitely many points?

7

What’s the “best” proof of quadratic reciprocity?