
Jozsef Sandor









Editor and Author 



Email:

jsandor@math.ubbcluj.ro 



Address:

Department of Mathematics,
BabesBolyai University,
Str. Kogalniceanu,
3400 ClujNapoca
Romania




Research
Areas : 
 11A (Elementary number theory),
 11D (Diophantine equations),
 11J72,
 11J82 (Irrationality and transcendence);
 11N (Multiplicative numbner theory);
 26D15 (Inequalities for series, sums and integrals),
 26D99 (Especially the Theory of means);
 33B15 (Gamma functions)
 39B (Functional equations);
 46C (Inner product spaces);
 51 (Classical geometry, especially Geometric inequalities);
 52 (General convexity);
 65B1015 (Summation of series, EulerMaclaurin formula);
 49J52 (Nonsmooth analysis)
 40A (Divergence and convergence of infinite processes);
 26A51 (Convexity and generalizations);
 01 (History of Mathematics)




Other
: 
Prefers papers to be sent electronically as LATEX files with a copy in DVI or PDF format.
Papers may also be sent by ordinary (surface) mail. 









Articles: 
On Multiplicatively Perfect Numbers

Volume 2, Issue 1









On Multiplicatively $e$Perfect Numbers

Volume 5, Issue 4









A Note on Certain Inequalities for the Gamma Function

Volume 6, Issue 3









On the Composition of Some Arithmetic Functions, II

Volume 6, Issue 3









Inequalities for General Integral Means

Volume 7, Issue 1









On Certain Inequalities for Means in Two Variables

Volume 10, Issue 2

