3 papers
math.NT2025
Sárközy's theorem in
Aleksandra Kowalska
Green showed that, conditional on GRH, a subset with must contain two elements whose difference is for a prime…
math.CO2025
A Generalisation of Sperner's Theorem Using Weighted Chains
Yaël Dillies, Matthew Johnson, Aleksandra Kowalska
We find the (unique) largest subset of such that it contains no two elements, one of which is coordinatewise greater than the other, but strictly greater on at most…
astro-ph.SR2025
Is the Symbiotic Recurrent Nova T CrB Late? Recent Photometric Evolution and Comparison with Past Pre-Outburst Behaviour
Jaroslav Merc, Åukasz Wyrzykowski, Paul G. Beck +46
T CrB is a symbiotic recurrent nova that last erupted in 1946. Given its recurrence timescale of approximately 80 years, the next outburst is eagerly anticipated by the astronomica…