533 reputation
49
bio website wallenborn.net
location Bonn, Germany
age
visits member for 2 years, 9 months
seen Nov 24 at 21:48

Apr
26
answered Finding nth degree polynomial functions
Feb
21
asked Serre's proof that zeta function is meromorphic
Feb
15
asked counterexample for: integral forms that are equivalent as rational forms are also equivalent as integral forms
Jan
5
asked Set of locations where the Hilbert symbol is not equal to $1$
Jan
5
answered Definite integral involving $\sqrt{\log}$
Dec
31
asked Hilbert symbol over a ring
Dec
3
asked $p$-adic unit for $p\neq 2$ is a square in $\mathbb{Z}_p$ if and only if its first digit is quadratic residue modulo $p$.
Nov
5
answered Is there a special name for the operands of a multiplication?
Oct
29
answered Math induction ($n^2 \leq n!$) help please
Sep
2
answered A question regarding non archimedean absolute values
Aug
29
asked equivalence of two definitions of norm equivalence: “$|\cdot|_1=|\cdot|_2^\alpha$” vs. “being a Cauchy sequence is the same for both norms”
Jul
11
asked $\alpha x^2+\beta y^2=\gamma$ solvable over $\mathbb Q$ iff $ax^2+by^2=z^2$ solvable over $\mathbb Z$ with coprime $x,y,z$?
Jun
27
asked algorithm for solving diagonal quadratic equations over real or complex numbers
Jun
25
asked Two elements $a$ and $b$ of a quadratic space generate a nondegenerate two dimensional subspace if and only if $(a\cdot a)(b\cdot b)\neq(a\cdot b)^2$
May
28
answered Is there a rational univariat polynomial of degree 3 with 3 irrational roots?
May
27
asked Is there a rational univariat polynomial of degree 3 with 3 irrational roots?