GREEK
MATHEMATICAL SEMINAR
The Greek Mathematical Seminar is a joint online
seminar of the departments of mathematics of the University of Athens, the University of Crete, the University of Cyprus, the University
of Ioannina, the National Technical
University of Athens, the� University of Patras and the Aristotle University of Thessaloniki.
The seminar is held every Wednesday via Zoom.
To be added to the seminar’s mailing list or to
receive the Zoom link for a particular talk, please email Nikos Tziolas at
[email protected].
Organizers:
Panagiotis
Batakidis (Aristotle University of Thessaloniki),
Nikos
Frantzikinakis (University of Crete),
Aristides
Kontogeorgis (University of Athens),
Sofia
Lambropoulou (National Technical University)
Nikolaos
Roidos (University of Patras),
Andreas
SavasHalilaj (University of Ioannina),
Antonios
Tsolomitis (University of Aegean),
Nikos Tziolas
(University of Cyprus).
Academic year
20222023 Lectures���������������������������������������������������������������������
�Past lectures
DATE 
TIME 
HOST 
SPEAKER 
TITLE 
14 September
2022 
17:00 
Panagiotis
Batakidis 
Marco Zambon KU Leuven 

28 September 2022 
17:00 
Nikos Tziolas 
Alexei Skorobogatov Imperial
College London 

5 October 2022 
17:00 
Andreas
SavasHalilaj 
Panagiota Daskalopoulos Columbia
University 
CANCELLED! POSTPONED TO NOVEMBER 9. 
12 October
2022 
17:00 
Nikos Tziolas 
Nikolaos Tsakanikas Max Planck Institute for Mathematics, Bonn. 

19 October
2022 
17:00 
Nikos
Frantzikinakis 
Vyron Vellis University of Tennessee 

26 October
2022 
17:00 
Nikos Tziolas 
Pavlos Tsatsoulis Universit�t
Bielefeld. 

2 November 
17:00 
Nikos Tziolas 
Ziquan Zhuang Johns Hopkins
University and Princeton University 

9 November
2022 
17:00 
Andreas
SavasHalilaj 
Panagiota Daskalopoulos Columbia
University 
Ancient solutions to geometric flows CANCELLED 
7 December
2022 
17:00 
Nikos
Frantzikinakis 
Ioannis Parissis University of
the Basque Country. 
Directional averages and singular integrals in
codimension one 
14 December
2022 
17:00 
Panagiotis
Batakidis 
Demetres Kazaras Duke University 
The geometry of scalar curvature and mass in
general relativity 
�