I am a postdoc at the University of Jyväskylä working on different topics in geometric measure theory and geometric function theory.
No questions with score of 5 or more
If a unitsquare is partitioned into 101 triangles, is the area of one at least 1%?
Kolodziej's acta paper “the complex monge-ampere equation”——a detailed ploblem
Solve in positive integers $n!=m(m+1)$
$230.$ (April, 1915) Proposed by E. B. Escott, Ann Arbor, Michigan
Is there a function defined on real numbers which is continuous from the left, but not from the right, everywhere
Can the number of solutions $xy(x-y-1)=n$ for $x,y,n \in Z$ be unbounded as n varies?
When is the image of a non Lebesgue-measurable set measurable?
Is there a good approximating polygon for every smooth set?
Must the Minkowski sum of a Borel set and a *closed* ball be Borel?
Doubling space without Besicovitch covering theorem?
Injective and Integrable Mapping from $\mathbb R^3$ to $\mathbb R$
Manifolds with rectifiable curves
How to prove/disprove that quasiconformal maps send measure-zero sets to measure-zero sets