Almudena Campos Jiménez: An example of compact convex set free of inner points - Szeged, Bolyai Intézet, Aradi vértanúk tere 1, I. emelet, Riesz terem - - -
Jamie Pommersheim (Reed College): Integrality relations among areas of plane polygons - Rényi, Nagyterem + Zoom - - -
Jan Faye: The implication of natural selection on scientific knowledge (online) - ELTE BTK Room 224 + Zoom - - -
András Gyárfás: Two Ramsey problems on vertex-ordered complete graphs inpired by twisted drawings - Kutyas + zoom - - -
Gergő Pintér, András Sándor (Rényi Institute and BME Physics, CEU): Cross-caps, triple points and a linking invariant for finitely determined germs - Rényi, Nagyterem + Zoom - - -
Addisu Paulos (Addis Abeba, CEU, ELTE, Rényi): A Survey on Extremal Planar Graph Problems - Rényi, Nagyterem + Zoom - - -
Benedict Sewell (Rényi Institute): Kakutani's equidistribution problem, and more - Rényi, Kutyás terem + Zoom - - -