## Editor-in-Chief

**Vasile Staicu**

*Department of Mathematics, University of Aveiro, 3810-193, Aveiro, Portugal*

E-mail:

## Founder editor of Libertas Mathematica

**Constantin Corduneanu**

*Department of Mathematics, University of Texas at Arlington, Box 19408 Arlington, TX 76019-0408, USA*

## Editors

**Sergiu Aizicovici**

*Department of Mathematics, Ohio University, Athens, OH 45701, USA*

__Topics of interest__: Ordinary and partial differential equations; integral equations; evolution equations; nonlinear analysis.

**Viorel Barbu**

*Department of Mathematics, “A. I. Cuza” University, Bd. Carol I, 700506, Iasi, Romania*

__Topics of interest__: Differential equations; nonlinear semigroups; infinite dimensional equations; control theory.

**Alberto Bressan**

*Penn State University, University Park, Pa. 16802, U.S.A*

__Topics of interest__: Nonlinear analysis (including nonlinear partial differential equations); optimization problems; differential inclusions; mathematical theory of control; differential games; hyperbolic conservation laws.

**Luis Filipe Pinheiro de Castro**

*Department of Mathematics, University of Aveiro, 3810-193, Aveiro, Portugal*

__Topics of interest__: Functional analysis; operator theory; singular integral and pseudo-differential equations; diffraction problems in canonical domains; boundary value problems.

**Arrigo Cellina**

*Dipartimento di Matematica e Applicazioni, Univeristy of Milan “Bicocca”, Via Cozzi 53, 20125 Milan, Italy*

__Topics of interest__: Differential inclusions; calculus of variations.

**Francis Clarke**

*Institut Camille Jordan – UMR 5208, Université Claude Bernard Lyon 1, France*

__Topics of interest__: Nonsmooth and functional analysis; control theory; calculus of variations; differential equations; optimization; mathematical modeling.

**Florin Diacu**

*Department of Mathematics and Statistics, University of Victoria, P.O. Box 3060 STN CSC, Victoria, B.C. Canada V8W 3R4*

__Topics of interest__: Celestial mechanics; dynamical systems; chaos; mathematical physics; history and philosophy of mathematics.

**George Dinca**

*Department of Mathematics, University of Bucharest, Strada Academiei 14, Sector 1, C.P. 010014, Bucuresti, Romania*

__Topics of interest__: Monotone operators and their applications to nonlinear mechanics; topological methods to nonlinear operator equations.

**Antonio Iannizzotto**

*Department of Mathematics and Informatics, University of Cagliari, *Viale L. Merello 92, 09123 Cagliari, Italia.

__Topics of interest__: Critical point theory, Nonsmooth analysis, Nonlinear differential and difference equations, Nonlocal problems.

**Jean Mawhin**

*Université Catholique de Louvain, Louvain-la-Neuve, Belgium*

__Topics of interest__: Nonlinear ordinary differential equations and systems (existence and multiplicity of solutions by toplogical and variational methods); history of mathematics.

**Gheorghe Morosanu**

*Central European University, Budapest, Hungary*

__Topics of interest__: Differential and Difference Equations, Calculus of Variations, Evolution Equations in Banach Spaces, Singular Perturbation Theory, Various topics in Applied Mathematics.

**Mitsuharu Otani**

*Department of Applied Physics, School of Science and Engineering, Waseda University, 3-4-1, Okubo Tokyo, Japan, 169-8555*

__Topics of interest__: Nonlinear partial differential equations (arising in Physics and Engineering by variational method in infinite dimensional spaces).

**Nikolaos S. Papageorgiou**

*Department of Mathematics, National Technical University, Zografou Campus, Athens 15780, Greece*

__Topics of interest__: Nonlinear analysis by variational and topological methods. Multivalued analysis.

**Florian Pop**

*University of Pennsylvania, Department of Mathematics, 209 South 33rd Street, Philadelphia, PA 19104-6395, USA*

__Topics of interest__: Algebraic geometry; arithmetic geometry; Galois theory; inverse Galois theory; model theory of valued fields and applications in geometry and arithmetics.

**Florin Radulescu**

*Department of Mathematics, University of Rome “Tor Vergata”, Via della Ricerca Scientifica – 00133 Roma, Italy and Mathematical Institute of Romanian Academy (IMAR), 21 Calea Grivitei Street, 010702 Bucharest, Romania*

__Topics of interest__: Operator theory; operators algebra.

**Tudor Ratiu**

*Section de Mathematiques, Faculté des Sciences de Base, EPFL, Station 8, CH-1015, Lausanne, Switzerland*

__Topics of interest__: Geometric mechanics; symplectic geometry; global analysis; infinite dimensional Lie theory (together with their applications to integrable systems, nonlinear dynamics, continuum mechanics, plasma physics, and bifurcation theory).

**Eugénio Rocha**

*Department of Mathematics, University of Aveiro, 3810-193, Aveiro, Portugal*

__Topics of interest__: Elliptic differential equations; nonlinear geometric control theory; mathematical applications in data mining and nanosciences.

**Silviu Sburlan**

*Naval Academy ”Mircea cel Bãtrân” Constanta, Romania*

__Topics of interest__: Nonlinear analysis and applications (topological degree, compactness and monotonicity methods for nonlinear equations, initial value and boundary value problems in mecanics, numerical methods).

**Dana Schlomiuk**

*Département de mathématiques et de statistique, Université de Montréal, Montréal QC H3C 3J7, Canada*

__Topics of interest__: Differential equations; Dynamical Systems; Differential algebra; Algebraic geometry.

**Daniel Tataru**

*Department of Mathematics, University of California, Berkeley, CA 94720, USA*

__Topics of interest__: Nonlinear differential equations; control theory; nonlinear dispersive equations (with connections to harmonic analysis, geometry, theoretical physics and fluid dynamics).

**Mihai Tibar**

*Mathématiques, Université de Lille, 59655 Villeneuve d’Ascq cedex, France*

__Topics of interest__: Singularities, Algebraic Geometry, Analytic Geometry, Differential Topology.

**Gabriel Turinici**

*CEREMADE, University of Paris Dauphine, Place du Marechal de Lattre de Tassigny, 75016 Paris, France*

__Topics of interest__: Mathematical finance; Numerical analysis and simulation methods; Mathematical simulations in biology and medicine, Quantum control and discrimination.

**Izu Vaisman**

*Department of Mathematics, University of Haifa, Mount Carmel, Haifa, 31905, Israel*

__Topics of interest__: Differential geometry (symplectic and Poisson manifolds and generalized geometry).

**Tudor Zamfirescu**

*Faculty of Mathematics, Technical University Dortmund, 44221 Dortmund, Germany & Institute of Mathematics, Romanian Academy, Bucharest, Romania*

__Topics of interest__: Convex surfaces, graph theory, discrete geometry, non-linear analysis.