Nationality Greek Fields Mathematics Residence Greece | Role Mathematician Name Themistocles Rassias Doctoral advisor Stephen Smale | |
Born April 2, 1951 (age 73)
Pellana, Peloponnese, Greece ( 1951-04-02 ) Institutions National Technical University of Athens Alma mater University of California, Berkeley (Ph.D.) Known for Hyers–Ulam–Rassias stability
Aleksandrov–Rassias problem Influences Stephen Smale,
Stanislaw Ulam Notable awards Doctor Honoris Causa, University of Alba Iulia, Romania (2008)
Honorary Doctorate, University of Nis, Serbia (2010) Education University of California, Berkeley Books Stability of Functional Equation, Old and New Aspects i, Topics in Nonlinear Analysis, Stability of Functional Equation, Finite sums decompositions in mathe Similar People Gradimir Milovanovic, Walter Gautschi, Stephen Smale |
Themistocles M. Rassias (Greek: Θεμιστοκλής Μ. Ρασσιάς; born April 2, 1951) is a Greek mathematician, and a Professor at the National Technical University of Athens (Eθνικό Μετσόβιο Πολυτεχνείο), Greece. He has published more than 300 papers, 10 research books and 45 edited volumes in research Mathematics as well as 4 textbooks in Mathematics (in Greek) for university students. His research work has received more than 13,000 citations according to Google Scholar and more than 4,500 citations according to MathSciNet. He serves as a member of the Editorial Board of several international mathematical journals.
Contents
Education
He received his Ph.D. in Mathematics from the University of California at Berkeley in June 1976. Professor Stephen Smale and Professor Shiing-Shen Chern have been his thesis and academic advisors, respectively.
Research
His work extends over several fields of Mathematical Analysis. It includes Nonlinear Functional Analysis, Functional Equations, Approximation Theory, Analysis on Manifolds, Calculus of Variations, Inequalities, Metric Geometry and their Applications.
He has contributed a number of results in the stability of minimal submanifolds, in the solution of Ulam's Problem for approximate homomorphisms in Banach spaces, in the theory of isometric mappings in metric spaces and in Complex analysis (Poincaré's inequality and harmonic mappings).
Terminology
(i) Hyers–Ulam–Rassias stability of functional equations.
(ii) The Aleksandrov–Rassias problem for isometric mappings.
Awards and honors
He has received a number of honors and awards including: