"LUCIAN BLAGA" UNIVERSITY OF SIBIU - FACULTY OF SCIENCES - DEPARTMENT OF MATHEMATICS

GENERAL MATHEMATICS

Edited by Department of Mathematics

ISSN 1221 - 5023 · Electronic Edition

Chief Editor

Dumitru Acu

Department of Mathematics

"Lucian Blaga" University of Sibiu

Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania

E-mail: depmath@ulbsibiu.ro

*Numerical Analysis, Number Theory,

Mathematical Education

Managing Editor:

Amelia Bucur

Department of Mathematics

"Lucian Blaga" University of Sibiu

Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania

E-mail: amelia.bucur@ulbsibiu.ro

*Partial Differential Education, Functional

Analysis, Operations Research

Editor of the Electronical Version: Silviu Craciunas

Editorial Bord:

	Dorin Andrica Faculty of Mathematics and Computer Science "Babes Bolyai" University Str. Kogalniceanu I, 400084 - Cluj Napoca, Romania E-mail: dandrica@math.ubbcluj.ro **Partial Differential Geometry, Topology and* *Algebric Topology, Elementary Inequalities,* *Diophantine Equations*	Malvina Baica Department Mathematical & Computer Sciences University of Wiscosin Whitewater, W153190 USA E-mail: baican@uww.edu **Number Theory, Algebraic Geometry*

	Heinrich Begehr Freie Universitat Berlin Fachbereich Mathematik und Informatik I. Mathematisches Institut Arnumalle 3 D-14195 Berlin, Germany E-mail: begehr@math.fu-berlin.de Several Complex and analytic spaces, Potential Theory*	Vasile Berinde Department of Mathematics and Computer Science North University of Baia Mare str. Victoriei no. 76 430122 Baia Mare, Romania E-mail: vebrinde@ubm.ro *

	Dorin Blezu Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: dorin.blezu@ulbsibiu.ro Geometric Theory of the Analytic Functions Meromorphic Functions, Univalent Functions*	Piergiulio Corsini Dipartimento di Matematica e Informatica Via delle Scienze 206 33100 Udine, Italy E-mail: corsini@dimi.unind.it *Algebraic hyperstructures and Fuzzy sets

	Silviu Craciunas Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: silviu.craciunas@ulbsibiu.ro Quasiconformal mappings, Topological Vectorial Spaces*	Eugen Draghici Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: eugen.draghici@ulbsibiu.ro Geometric Functions Theory, Meromorphic Functions, Univalent Functions*

	Andrei Duma Lehrstuhl fur mathematik Fernuniversitat Hagen, 58084 Hafen I BRD E-mail: Monica.Duesterer@FernUnihagen.de Several Complex Variables, Riemann surfaces, Integral geometry, Probabilities*	Dumitru Gaspar University of Timisoara Department of Mathematics Bd. Vasile Parvan, no.4, 300223 - Timisoara, Romania E-mail: gaspar@math.uvt.ro General Topology, Functional Analysis, Several Complex Variables, Spectral Theory, Interpolation Theory*

	Vijay Gupta School of Applied Sciences Netaji Subhas Institute of Technology Sector 3 Dwarka, New Delhi 110075, India E-mail: vijay@nsit.ac.in *Approximation theory, Inequalities, Bio Mathematics	Alexandru Lupas Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: alexandru.lupas@ulbsibiu.ro Real functions, Inequalities, Approximation Theory, Computer Science, Computational Mathematics,* *Experimental Mathematics*

	Luciana Lupas Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: luciana.lupas@ulbsibiu.ro Mathematical Analysis, Approximation and expansion*	Detlef H. Mache University of Applied Sciences Bochum Applied Mathematics (FB 3), Constructive Approximation Herner Str. 45, D-44787 Bochum, Germany E-mail: mache@tfh-bochum.de Applied Mathematics (Constructive Approximation), Approximation methods, Orthogonal Polynomials,* *Neural networks, neurofuzzy methods and applications* *in engineering*

	Shigeoshi Owa Department of Mathematics Faculty of Sciences and Technology, Kinki University Higashi - Osaka, Osaka, 577-8502 Japan, E-mail: shige21@pearl.ocn.ne.jp Function of the Complex Variable (Univalent Function, Theory and Their* *Applications)*	Aldo Pereti J.F.Kenedy University Buenos Aires, Argentina E-mail: aldo_aperetti@yahoo.es *Analytic Number Theory, Diophantine Equations, Dirichlet Series

	Emil C. Popa Department of Mathematics "Lucian Blaga" University of Sibiu Str. dr. I. Ratiu, nr. 5-7, 550012 - Sibiu, Romania E-mail: emil.popa@ulbsibiu.ro Mathematical Inequalities and Applications, Umbral Calculus, Approximation Theory*	Dimitrie D. Stancu Faculty of Mathematics and Computer Science "Babes Bolyai" University Str. Kogalniceanu I, 400084 - Cluj Napoca, Romania E-mail: ddstancu@math.ubbcluj.ro *Numerical Analysis, Approximation theory

Cover design and Editor-in-computer:

Cosmin Hila

Editorial Office:

Facultatea de Stiinte, Departamentul de Matematica - General Mathematics , Str. Dr. Ioan Ratiu nr. 7, 550012 - Sibiu, ROMANIA

Informations for the authors

   General Mathematics publishes original research works containing in the field of pure and applied mathematics.
   Manuscript are accepted for the review with understanding that the same work has not been and will not be nor is presently submitted elsewhere.
   The articles can be written in English, French or German.    The LaTeX files of papers must be sent to the Publisher by e-mail or on a diskette (3,5" MS-DOS). If the file is suitable, proofs will be produced without rekeying the text. The article should be encoded in standard LaTeX, or AMS-LaTeX (in document style "article").
      Previously published material must be accompanied by written permission from the author and publisher.
   Titles should be brief and appropriate for indexing, and should specifically describe the content of the paper.
   An abstract not exceeding 50 words that summarizes the principal techniques and conclusions of the manuscript in relation to known results must accompany each manuscript.
   Lists of key words and AMS subject classifications must accompany all articles.
   An abbreviated title, which will be used as a running head, must accompany all articles and most consist of no more than 40 characters.
   References should be listed in alphabetical order at the end of manuscript.
   All manuscript must be submitted to the Editorial Office.
   The Editor welcomes proposal for exchanges between similar journals.

Information concerning subscription of the print version can be obtained from and orders should be placed with the Editorial Office

e-mail: genmath@ulbsibiu.ro

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