Skip to main content
Willem Beek's user avatar
Willem Beek's user avatar
Willem Beek's user avatar
Willem Beek
  • Member for 10 years, 11 months
  • Last seen more than 8 years ago
15 votes
2 answers
26k views

Calculate residue at essential singularity

6 votes
1 answer
217 views

if $p\mathcal{O}_K$ splits completely in Galois extension, are all primes lying over $p$ generated by one class in $CL(K)$?

5 votes
1 answer
163 views

Proof of 'manifold with dimension less then 4 always has differentiable structure'

4 votes
0 answers
213 views

Equivalent definitions of Tangent space - 2

4 votes
2 answers
242 views

Prime $\mathfrak{p} \in$ Max$(\mathbb{Z}[\sqrt{10}])$ splits completely iff principal

3 votes
1 answer
1k views

Generators of $\Gamma(7)$, congruence subgroup of modular group

2 votes
1 answer
1k views

How to describe the singularities of a function

2 votes
1 answer
510 views

Weierstrass form of elliptic curve with point with order larger than 3

2 votes
1 answer
251 views

If two projective lines both intersect four given projective lines, must the two lines be parallel on an affine open?

1 vote
1 answer
35 views

Existence of homomorphism from $GO(2n,\mathbb{C})$ to $\mathbb{C}^*$ that doesn't lose too much information

1 vote
1 answer
451 views

Show basin of attraction has only one connected component

1 vote
1 answer
252 views

factor ideal $(3)$ in biquadratic field

1 vote
1 answer
312 views

Find polynomial to use for prime ideal factorization

0 votes
1 answer
894 views

Equivalent definitions of the tangent space

0 votes
0 answers
23 views

the numbers Tr$(X^n)$ determine the conjugacy class of semisimple $X \in GL_n(\mathbb{C})$.

0 votes
1 answer
178 views

Can one always construct a square-root of a homomorphism to $\mathbb{C}^*$?