Yuhang Bai: The parameterized complexity of properly colored spanning trees problem - ELTE TTK Déli tömb 3.517 - - -
Ari Shnidman (Hebrew University of Jerusalem): Quartic fields corresponding to binary quartic forms - Online, Webex webinar - - -
József Kolumbán: A Generalized Least Action Principle for Rayleigh-Taylor subsolutions - Rényi, Tondós + Zoom - - -
Andrey Kupavskii (MIPT, Moscow): Spread approximations and forbidden subconfigurations - Rényi, Nagyterem + Zoom - - -