3 papers
math.CO2014
A note on the no-three-in-line problem on a torus
Zofia Stȩpień, Aleksander Misiak, Alicja Szymaszkiewicz +2
In this paper we show that at most points can be placed with no three in a line on an discrete torus. In the situation when is a prime, we com…
math.SG2006
The Lalonde-McDuff conjecture for nilmanifolds
Zofia Stepien
We prove that any Hamiltonian bundle whose fiber is a nilmanifold c-splits.
math.DG2002
A note on hamiltonian Lie group actions and Massey products
Zofia Stepien, Aleksy Tralle
In this note we show that the property of having only vanishing triple Massey products in the equivariant cohomology is inherited by the set of fixed points of hamiltonian circle a…