Personal data
Date and place of birth: March 12, 1956, Hunedoara, Romania
Romanian nationality
Education
PhD: "BabeșBolyai" University, Romania, June, 1992.
MS: "BabeșBolyai" University, Romania, June, 1981
BD: "BabeșBolyai" University, Romania, June, 1980
Professional history
1996present: Professor Dr., "BabeșBolyai" University, Faculty of Mathematics and Computer Science, ClujNapoca, Romania
19931996: Associated Professor Dr., "BabeșBolyai" University, Faculty of Mathematics and Computer Science, ClujNapoca, Romania
19901993: Lecturer Professor, "BabeșBolyai" University, Faculty of Mathematics and Computer Science, ClujNapoca, Romania
19861990: Assistant Professor, "BabeșBolyai" University, Faculty of Mathematics and Computer Science, ClujNapoca, Romania
19811986: Professor, "Andrei Mureșanu" National College, Dej, Romania
Current interests
Critical Point Theory and Applications, Nonlinear Analysis, Approximations Theory, Number Theory, Elementary Mathematics (Olympiad and Contests)
Grants, fellowship and awards:
20012004: European Network "Geometric Analysis".
1993: DAAD Fellowship, SeptemberDecember, Techische Universitat Munchen, Germany.
Erdos Number = 2
Visiting institutions
MOSP 2002
Canada  SUA Mathcamp, 2001  2005
AwesomeMath 2006  2011, University of Texas at Dallas, University of Santa Cruz
University of Nebraska (Lincoln)  AMC (October 2001January 2002), University of Ancona, Italy (November 1999), University of Heidelberg, Germany (MayJune, 1997), University of Utrecht, Netherlands (May, 1997), Fern Universität Hagen, Germany (December, 1993), Middle East Technical University of Ankara, Turkey (July, 1990), Kind Saud University, Riyadh, Saudi Arabia (2010  2012), Columbus State University, Columbus, Georgia, USA (August  December 2014).
Selected publications
D.Andrica, T.Andreescu, On a Diophantine Equation and its Ramifications, The College Mathematics Journal, Vol. 35, No.1, January 2004
D.Andrica, L.Funar, On smooth maps with finitely many critical points, Journal of London Mathematical Society (2) 69(2004), 783800
Functions with minimal critical set: new results and open problems, "Mathematical Analysis and Applications", Th.M. Rassias editor, Hadronic Press, Palm Harbor, 1999, 110.
An inequality concerning symmetric functions and some applications, "Recent Progess in Inequalities", G.V.Milovanovic editor, Kluwer Academic Publiser, Dordrecht/Boston/London, 1998, 425431 (with L.Mare).
On some consequnces of a critical point result, Korean J. Math. Sciences 5(1998), 129134 (with C.Pintea).
Other Professional Activities
Member in Editorial Board: Studia Univ. "BabeșBolyai"Mathematica, Bakan Journal of Geometry, Gazeta Matematica, Acta Matematica Apulensis, Buletin of Calcutta Mathematical Society, General Mathematics, Mathematics Education
Coorganizer of the European Summer School "Spaces with singularities and monopols", ClujNapoca, 1999
Andrica' s Conjecture
"If Pn denotes the nth prime number, then for all n greater than 1 the inequality is true:"
This seems to be a very hard open problem in Number Theory.
See for instance the presentation on Wikipedia at the following address: http://en.wikipedia.org/wiki/Andrica's conjecture.
Referees
Dr. Louis Funar, Institute Joseph Fourier, BP 74 Laboratoire de Mathmatiques UMR 5582, Universit de Grenoble I 38402 SaintMartin d'Hres, France, email: Louis.Funar@ujfgrenoble.fr
Dr. Octavian Agratini, BabeșBolyai University, Faculty of Mathematics and Computer Science, Department of Mathematics ClujNapoca, Romania, email: agratini@math.ubbcluj.ro
Dr. Fawzi Al Thukair, King Saud University, College of Science, Department of Mathematics, Riyadh, Saudi Arabia, email: thukair@KSU.EDU.SA
Dr. Preda Mihailescu, Institut für Mathematische Stochastik, Georg August Universität, Göttingen, Germany, email: preda@unimath.gwdg.de
Dr. Themistocles M. Rassias, National Technical University, Athens, Greece, email: trassias@math.ntua.gr
