Levent's user avatar
Levent's user avatar
Levent's user avatar
Levent
  • Member for 8 years, 6 months
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  • Turkey
11 votes
1 answer
253 views

Squeeze Theorem for Abelian Groups

8 votes
1 answer
747 views

Can a field extension of algebraically closed fields have finite tr. degree

8 votes
0 answers
223 views

How to understand whether two distinguished open sets are isomorphic

7 votes
1 answer
539 views

When is the set of tensors of rank at most $r$ closed?

7 votes
1 answer
151 views

Degree of the kernel of a module map $R^n\rightarrow R^n$ for an Euclidean domain $R$

7 votes
3 answers
360 views

Does real dimension equal rational dimension?

7 votes
1 answer
391 views

Fundamental Semigroup of a Directed Graph

6 votes
1 answer
165 views

Show that $\sum_{d\mid f} \varphi(f/d) a^{|d|} \equiv 0 \pmod f$

6 votes
1 answer
1k views

Automorphism group of a Lie algebra

4 votes
1 answer
213 views

Every radical ideal in $k[x_1,...,x_n]$ is contained in at least $2$ maximal ideals

4 votes
1 answer
109 views

Is it true that $\mathbb{C}[V]^G\mid_W = \mathbb{C}[W]^{N_G(W)}$?

4 votes
1 answer
275 views

On Thompson's normal $p$-complement theorem

4 votes
1 answer
152 views

Frobenius complements are nilpotent

4 votes
1 answer
2k views

Vladimir Blinovsky's Union-Closed Sets Conjecture Proof

4 votes
1 answer
630 views

Under what conditions a functor sends products to products? [duplicate]

4 votes
1 answer
199 views

Expectation of the reciprocal of the Gaussian tail

3 votes
0 answers
574 views

4 circles tangent to each other

3 votes
3 answers
197 views

Finding the remainder of an exhausted $m!$

3 votes
1 answer
340 views

The dimension of the projection of a variety

3 votes
0 answers
32 views

If $PA=AQ$ for PSD matrices $P$ and $Q$, then $\sqrt{P}A=A\sqrt{Q}$

3 votes
1 answer
138 views

Can I check $a^b=c$ in polynomial time?

3 votes
2 answers
899 views

Understanding Kelly's criterion

3 votes
2 answers
145 views

Counting the number of orbits with trivial symmetries

3 votes
0 answers
119 views

How to tell $\overline{Z(f)\cap V}=V$?

3 votes
2 answers
219 views

Boundary of the cone of positive polynomials

3 votes
1 answer
201 views

Number of orbits of coloring of an $n$-gon

2 votes
1 answer
265 views

Is $f$ a morphism if its graph is a variety

2 votes
0 answers
72 views

Polarization of a polynomial

2 votes
1 answer
72 views

$G$-variety maps send closed orbits to closed orbits if $G$ is linear reductive

2 votes
2 answers
171 views

Calculating the height of the $4$th sphere using Descartes' Theorem