Summary

Mathematician, distinguished former member of the Institute.

He activated at the Institute between 1968-1977, obtaining here the PhD title. Between 1977-2014? he activated at the Faculty of Mathematics and Computer Science, Babes-Bolyai University, where he was appointed professor since 1998.

He serves as a member of the Editorial Board of Journal of Numerical Analysis and Approximation Theory, edited at the Institute, under the auspices of the Romanian Academy.

Main fields of research: Functional Analysis, Mathematical Analysis.

He is a member of the Cluj Team on Numerical Analysis and Approximation Theory.


version of July 16, 2017.

CV

Born December 11, 1945, in Nadlac (Arad county), Romania.

1959-1963 “I. Slavici” Highschool, Arad.

1963-1968 – Faculty of Mathematics and Mechanics, Babes-Bolyai University, Cluj-Napoca.

1979 PhD thesis, at Babes-Bolyai University, Cluj-Napoca. Thesis title: Best approximation with restrictions. PhD advisors: acad. T. Popoviciu (till 1975) and then prof. Dimitrie D. Stancu.

1968-1977 researcher at “T. Popoviciu” Institute of Numerical Analysis

1977-1980 assistant, Faculty of Mathematics and Mechanics, Babes-Bolyai University, Cluj-Napoca.

1980-1990 teaching assistant.

1990-1998 assistant professor.

1998-2014? professor.

List of publications

Books

S. Cobzaş, Functional analysis in asymmetric normed spaces, Frontiers in Mathematics, Birkhäuser/Springer Basel AG, Basel, 2013.

Scientific papers


Elaborated at ICTP:

  • S. Cobzas, Hahn decompositions of finitely additive measures, Arch. Math. (Basel) 27 (1976), 620-621.
  • S. Cobzaş, Antiproximinal sets in Banach spaces of continuous functions, Rev. Anal. Numer. Theor. Approx. 5  (1976), no. 2, 127–143.
  • S. Cobzaş and I. Muntean, Continuous and locally Lipschitz convex functions, Mathematica 18 (1976), 41-51.
  • S. Cobzaş, Convex antiproximinal sets in the spaces c0 and c, Matem. Zametki (Moskva) 17 (1975), 449-457 – pdf file here (translated in Mathematical Notes 17 (1975), 263- 268 – pdf file here).
  • S. Cobzaş, Antiproximinal sets in some Banach spaces, Math. Balkanica 4 (1974), 79-82. (pdf file here)
  • S. Cobzaş, Teoreme de separație pentru mulțimi convexe în spații local convexe nearhimediene, Rev. Anal. Numer. Teoria Aproximaţiei 3 (1974), 137-141. (English translation here)
  • S. Cobzaş, Mulţimi foarte neproximinale în c0, Rev. Anal. Numer. Teoria Aproximaţiei, 2 (1973), 137-141. (English translation here)

Books published in Romanian publishing houses

  • S. Cobzaş, Analiza Matematică – Calculul Diferenţial, Presa Universitară Clujeană, Cluj-Napoca 1997, 478 p.

Books as editor

  • S. Cobzaş (Editor), Topics in Mathematics, Computer Science and Philosophy, Professor Wolfgang W. Breckner at his 65th anniversary, Presa Univ. Clujeană, Cluj-Napoca, 2008.

Teaching books/manuals

  • Cobzaş, D. Andrica si M. Diaconescu, Culegere de probleme de algebră liniară. Fascicola 3: Spaţii Euclideene, Litografiat, Universitatea Babeş-Bolyai,  Facultatea de Matematică, Cluj-Napoca 1986, 148 p.

Other articles

  • S. Cobzaş,  Extreme values of the second degree polynomial functions of n variables, Gazeta Matematică, Seria A, 21, no. 3 (2003), 192-196.
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