6,143 reputation
42970
bio website gap-system.org/…
location Germany
age
visits member for 2 years, 6 months
seen 2 hours ago

2h
comment Algorithmic (un-)solvability of diophantine equations of given degree with given number of variables
Just some sharpening of the bounds between "unknown" and "undecidable" would still be interesting -- e.g. is Matijasevic and Robinson's 1975 result still the best bound known?
2h
comment Algorithmic (un-)solvability of diophantine equations of given degree with given number of variables
Nice answer -- thank you very much!
5h
reviewed Close What exactly is wrong with this statement (Lucas-Penrose fallacy)?
8h
reviewed Reject Understand rough path iterated integral and how to compute it numerically?
8h
reviewed Approve What exactly is wrong with this statement (Lucas-Penrose fallacy)?
9h
accepted Algorithmic (un-)solvability of diophantine equations of given degree with given number of variables
9h
reviewed No Action Needed $A \wedge A \wedge A$ in Chern-Simons
9h
reviewed Reopen If $q^k n^2$ is an odd perfect number with Euler prime $q$, are the following statements known to hold in general?
9h
reviewed Close is the minimum envelope of two inrersecting convex functions convex?
9h
reviewed Close Genus formula for a curve in a $2$-dimensional complex torus?
9h
reviewed Leave Open Graph on the set of all functions $f:\mathbb{N}\to\mathbb{N}$
9h
reviewed Reviewed automorphism group of partially ordered by divisibillity
18h
awarded  Steward
18h
reviewed No Action Needed Non-uniform matroids as the matroid sum of uniform matroids
19h
awarded  Nice Question
1d
reviewed Close Characterize polytopes resulting from cutting a convex polytope by a hyperplane
1d
reviewed Reject What's the name of this branched covering?
1d
reviewed Close How to find the matrix of adjoint transformation R* according to the usual scalar product
1d
reviewed No Action Needed Intersection of an irreducible curve with an exceptional divisor
1d
reviewed No Action Needed What is the probability that a Gaussian random variable is the largest of three Gaussian random variables?