Department of Mathematics

Aristotle University of Thessaloniki

Malikiosis Romanos-Diogenes

Professor

Office: Main Building of Faculty of Sciences, 3rd Floor, Room 25

Phone Number: +302310997957

Email: romanos@math.auth.gr

Website

Studies

  • Ph. D. in Mathematics, University of California, Los Angeles, 2010
    • Doctoral thesis subject: Convex and Discrete Geometry
    • Doctoral thesis title: Discrete and other analogues of Minkowski’s theorems on successive minima
    • Supervisor: Prof. Don Blasius
  • M. A. in Mathematics, University of California, Los Angeles, 2008
  • M. Sc. in Mathematics, Aristotle University of Thessaloniki, 2007
  • B. Sc. Mathematics, Aristotle University of Thessaloniki, 2002

Professional Experience

  • Postdoctoral Researcher, Institut für Mathematik, TU Berlin, March 2017 – July 2018
  • Alexander von Humboldt Postdoctoral Fellow, Institut für Mathematik, TU Berlin, March 2015 – February 2017
  • Research Fellow, School of Physical and Mathematical Sciences, Nanyang Technological University, Singapore, January 2012 – August 2014
  • Visiting Assistant Professor, Department of Mathematics, University of Crete, October 2011 – December 2011
  • Visiting Lecturer, Department of Mathematics, University of Crete, September 2010 – August 2011
  • Research and Teaching Assistant, Department of Mathematics, UCLA, August 2005 – June 2010

Research Interests

  • Harmonic Analysis
  • Number Theory
  • Convex and Discrete Geometry

Selected Publications

  • Lattice-point enumerators of ellipsoids, Combinatorica 33 (6), 733-744 (2013).
  • A note on Gabor frames in finite dimensions, Applied and Computational Harmonic Analysis 38 (2), 318-330 (2015).
  • Fuglede’s conjecture on cyclic groups of order pnq (joint with Mihail N. Kolountzakis), Discrete Analysis 2017:12, 16pp.
  • Spark deficient Gabor frames, Pacific Journal of Mathematics, Vol. 294, No.1, 159-180 (2018).
  • Formal duality in finite cyclic groups, Constructive Approximation, Vol. 49, Issue 3, 607-652 (2019).