Office: Exploratory Hall, Room 4202
Dr. Sci., Generalized convexity, Academy of Sciences of Moldova, 1985.
Convex and discrete geometry: convex sets in n dimensions, special classes of convex sets,
various problems of discrete geometry. Selected publications (see also ResearchGate):
Lectures on convex sets. Second edition, World Scientific, Hackensack, NJ, 2020. 612 pp.
Characteristic properties of ellipsoids and convex quadrics, Aequationes Math. 93 (2019), 371-413.
Polarity and separation of cones, Linear Algebra Appl. 538 (2018), 212-224.
The Erdos-Szekeres problem, In: John Nash and Michael Rassias (eds), Open problems in mathematics, pp. 351-375, Springer, 2016 (with W. Morris).
Member of the editorial board of the journal Contributions to Algebra and Geometry
Coorganizer of AMS special sessions: Convexity and combinatorics (Washington, DC, 2015),
Convex and discrete geometry (Washington, DC, 2012),
Convexity and combinatorics (Richmond, VA, 2010),
Convex and discrete geometry (Washington, DC, 2009),
Convex sets (Hoboken, NJ, 2007),
Recent trends in convex and discrete geometry (San Antonio, TX, 2006),
Convexity and combinatorics (Pittsburgh, PA, 2004).
Various research grants from Germany (DAAD, DFG, and HHS science foundations), Netherland, Royal Society of Sweden, Hungarian and Romanian Academies.
First prize of the Academy of Sciences of Moldova (1980), National premium of Moldova Republic (2004).