István Pink (Debrecen): Number of solutions to a special type of unit equations in two unknowns II - Rényi, Nagyterem + Zoom - - -
Peter Šemrl: From Loewner's characterization of operator monotone functions to fundamental theorem of chronogeometry - Szeged, Bolyai Intézet, Aradi vértanúk tere 1, I. emelet, Riesz terem - - -
Jesús Llorente: Nonsmooth analysis of the Takagi-Van der Waerden functions - ELTE TTK Déli tömb 3.306. - - -
Angelika Kiss: Structural iconicity predicts word order in improvised gestures - ELTE BTK Room 224 + Zoom - - -
Gabriella Rácz (University of Debrecen): The r-Fubini–Lah numbers and polynomials - Institute of Mathematics (Debrecen), Room M402 - - -