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Alexander .... Quaas Berger

Profesor Adjunto

UNIVERSIDAD TÉCNICA FEDERICO SANTA MARÍA

Valparaíso, Chile

Ecuaciones Diferenciales; Análisis no lineal

Apply Mathematics, UNIVERSITE PARIS DAUPHINE - PARIS IX. Francia, 2003

Profesor Adjunto

Universidad Técnica Federico Santa Maria

Viña del Mar, Chile

Not Available - Not Available
Profesor Adjunto Full Time

UNIVERSIDAD TECNICA FEDERICO SANTA MARIA

Valparaíso, Chile

2004 - At present

Director General de Ingestigación Full Time

Universidad Técnica Federico Santa María

Valparaiso, Chile

2010 - 2012

1) Magíster en Matemáticas UTFSM: Osiris González 2012:
Exponentes críticos para operadores elípticos singulares o degenerados
2) Tesis de Ingeniería Civil Matemática UTFSM: Rodrigo Meneses 2011.
Exponentes de Fujita para operadores elípticos.
3) Tesis de Ingeniería Civil Matemática U. de Chile, Gonzalo Dávila 2008:
Algunas Propiedades Básicas de Operadores No Uniformemente Elípticos, co –guía.
4) Doctorado U. De Chile: Fully nonlinear elliptic equation and semilinear fractional elliptic eqautions , Huyuan Chen 2014, co-guía.
5) Doctorado UTFSM, Aliang Xia en desarrollo, guía.
6) Doctorado UTFSM, Andrei Rodríguez en desarrollo, guía.

Premio de Doctorado Academia Chilena de Ciencias 2007

ACADEMIA CHILENA DE CIENCIAS

Chile, 2007

Best PHD Thesis year 2003 to 2006.


Existence and non-existence of solutions to elliptic equations with a general convection term Quaas, Alexander; García-Melián, Jorge; . Alarcón, Salomón Article ISI SCOPUS PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS (2014)
Large viscosity solutions for some fully nonlinear equations Alarcon S.; Quaas, A Article ISI SCOPUS Nonlinear Differential Equations and Applications (2013)
Liouville Type Theorems for Elliptic Equations with Gradient Terms Alarcon S.; Garcia-Melian, J; Quaas, A Article ISI SCOPUS Milan Journal of Mathematics (2013)
Nonexistence of positive supersolutions to some nonlinear elliptic problems Alarcon S.; Garcia-Melian, J; Quaas, A Article ISI SCOPUS Journal des Mathematiques Pures et Appliquees (2013)
Solvability of nonlinear elliptic equations with gradient terms Felmer P.; Quaas, A; Sirakov, B Article ISI SCOPUS Journal of Differential Equations (2013)
Boundary blow up solutions for fractional elliptic equations Felmer P.; Quaas, A Article ISI SCOPUS Asymptotic Analysis (2012)
Existence and multiplicity results for Pucci's operators involving nonlinearities with zeros Alarcon S.; Iturriaga, L; Quaas, A Article ISI SCOPUS Calculus of Variations and Partial Differential Equations (2012)
Existence and non-existence of global solutions for uniformly parabolic equations Meneses, R; Quaas, A Article ISI SCOPUS Journal of Evolution Equations (2012)
Existence and regularity results for fully nonlinear equations with singularities Felmer P.; Quaas, A; Sirakov, B Article ISI SCOPUS Mathematische Annalen (2012)
Existence and uniqueness of solutions of nonlinear elliptic equations without growth conditions at infinity Alarcon S.; Garcia-Melian, J; Quaas, A Article ISI SCOPUS Journal d'Analyse Mathematique (2012)
Keller-Osserman type conditions for some elliptic problems with gradient terms Alarcon S.; Garcia-Melian, J; Quaas, A Article ISI SCOPUS Journal of Differential Equations (2012)
Positive solutions of the nonlinear Schrodinger equation with the fractional Laplacian Felmer P.; Quaas, A; Tan, JG Article ISI SCOPUS PROCEEDINGS OF THE ROYAL SOCIETY OF EDINBURGH SECTION A-MATHEMATICS (2012)
Fujita type exponent for fully nonlinear parabolic equations and existence results Meneses, R; Quaas, A Article ISI SCOPUS Journal of Mathematical Analysis and Applications (2011)
Fundamental solutions and Liouville type theorems for nonlinear integral operators Felmer P.; Quaas, A Article ISI SCOPUS Advances in Mathematics (2011)
FUNDAMENTAL SOLUTIONS FOR A CLASS OF ISAACS INTEGRAL OPERATORS Felmer P.; Quaas, A Article ISI SCOPUS Discrete and Continuous Dynamical Systems- Series A (2011)
MULTIPLICITY RESULTS FOR EXTREMAL OPERATORS THROUGH BIFURCATION Allendes, A; Quaas, A Article ISI SCOPUS DISCRETE AND CONTINUOUS DYNAMICAL SYSTEMS (2011)
Eigenvalues for Radially Symmetric Fully Nonlinear Operators Esteban, MJ; Felmer P.; Quaas, A Article ISI SCOPUS Communications in Partial Differential Equations (2010)
Geometry of phase plane and radial solutions for nonlinear elliptic equations with extremal operators Felmer P.; Quaas, A; Tan, JG Article ISI SCOPUS Journal of Mathematical Analysis and Applications (2010)
Harnack inequality for singular fully nonlinear operators and some existence results Dávila, G.; Felmer P.; Quaas, A Article ISI SCOPUS Calculus of Variations and Partial Differential Equations (2010)
Landesman-Lazer type results for second order Hamilton-Jacobi-Bellman equations Felmer P.; Quaas, A; Sirakov, B Article ISI SCOPUS Journal of Functional Analysis (2010)
Large number of fast decay ground states to Matukuma-type equations Alarcon S.; Quaas, A Article ISI SCOPUS Journal of Differential Equations (2010)
RESONANCE PHENOMENA FOR SECOND-ORDER STOCHASTIC CONTROL EQUATIONS Felmer P.; Quaas, A; Sirakov, B Article ISI SCOPUS SIAM Journal on Mathematical Analysis (2010)
SUPERLINEAR ELLIPTIC EQUATION FOR FULLY NONLINEAR OPERATORS WITHOUT GROWTH RESTRICTIONS FOR THE DATA Esteban, MJ; Felmer, PL; Quaas, A Article ISI SCOPUS Proceedings of the Edinburgh Mathematical Society (2010)
A note on the strong maximum principle and the compact support principle Felmer P.; Montenegro M.; Quaas, A Article ISI SCOPUS JOURNAL OF DIFFERENTIAL EQUATIONS (2009)
Alexandroff-Bakelman-Pucci estimate for singular or degenerate fully nonlinear elliptic equations Dávila, G.; Felmer P.; Quaas, A Article ISI SCOPUS COMPTES RENDUS MATHEMATIQUE (2009)
Existence and Non-existence Results for Fully Nonlinear Elliptic Systems Quaas, A; Sirakov, B Article ISI SCOPUS INDIANA UNIVERSITY MATHEMATICS JOURNAL (2009)
FUNDAMENTAL SOLUTIONS AND TWO PROPERTIES OF ELLIPTIC MAXIMAL AND MINIMAL OPERATORS Felmer, PL; Quaas, A Article ISI TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY (2009)
On the complex structure of positive solutions to Matukuma-type equations Felmer P.; Quaas, A; Tang MX Article ISI SCOPUS ANNALES DE L INSTITUT HENRI POINCARE-ANALYSE NON LINEAIRE (2009)
Random dynamics of gene transcription activation in single cells Felmer, PL; Quaas, A; Tang MX; Yu, JS Article ISI SCOPUS JOURNAL OF DIFFERENTIAL EQUATIONS (2009)
Monotonicity properties for ground states of the scalar field equation Felmer, PL; Quaas, A; Tang M.; Yu, JS Article ISI SCOPUS ANNALES DE L INSTITUT HENRI POINCARE-ANALYSE NON LINEAIRE (2008)
Principal eigenvalues and the Dirichlet problem for fully nonlinear elliptic operators Quaas, A; Sirakov, B Article ISI SCOPUS ADVANCES IN MATHEMATICS (2008)
Solvability of monotone systems of fully nonlinear elliptic PDE's Quaas, A; Sirakov, B Article ISI SCOPUS COMPTES RENDUS MATHEMATIQUE (2008)
Large critical exponents for some second order uniformly elliptic operators Esteban, MJ; Felmer, PL; Quaas, A Article ISI SCOPUS COMMUNICATIONS IN PARTIAL DIFFERENTIAL EQUATIONS (2007)
SOME RECENT RESULTS ON EQUATIONS INVOLVING THE PUCCIS EXTREMAL OPERATORS Esteban, Jesus; Felmer, Patricio; Quaas, Alexander Article PROGRESS IN NONLINEAR DIFFERENTIAL EQUATIONS AND THEIR APPLICATIONS (2007)
Critical exponents for uniformly elliptic extremal operators Felmer, PL; Quaas, A Article ISI SCOPUS INDIANA UNIVERSITY MATHEMATICS JOURNAL (2006)
Existence results for nonproper elliptic equations involving the pucci operator Quaas, A; Sirakov, B Article ISI SCOPUS COMMUNICATIONS IN PARTIAL DIFFERENTIAL EQUATIONS (2006)
On the principal eigenvalues and the Dirichlet problem for fully nonlinear operators Quaas, A; Sirakov, B Article ISI SCOPUS COMPTES RENDUS MATHEMATIQUE (2006)
On the principal eigenvalues and the Dirichlet problem for fully nonlinear operators Sur les valuers propres et le problème de Dirichlet pour des opérateurs complètement non-linéaires Quaas, A; Sirakov, B Article COMPTES RENDUS MATHEMATIQUE (2006)
On uniqueness for nonlinear elliptic equation involving the Pucci's extremal operator Felmer, PL; Alexander, Q; Tang MX Article ISI SCOPUS JOURNAL OF DIFFERENTIAL EQUATIONS (2006)
ON UNIQUENESS FOR NONLINEAR ELLIPTIC EQUATION INVOLVING THE PUCCIS EXTREMAL OPERATOR Felmer, Patricio; Quaas, Alexander; Tang, Moxum Article JOURNAL OF DIFFERENTIAL EQUATIONS (2006)
Nonlinear eigenvalues and bifurcation problems for Pucci's operators Busca, J; Esteban, MJ; Quaas, A Article ISI SCOPUS ANNALES DE L INSTITUT HENRI POINCARE-ANALYSE NON LINEAIRE (2005)
Positive radial solutions to a 'semilinear' equation involving the Pucci's operator Felmer, PL; Quaas, A Article ISI SCOPUS JOURNAL OF DIFFERENTIAL EQUATIONS (2004)
POSITIVE RADIAL SOLUTIONS TO A SEMILINEAR EQUATION INVOLVING THE PUCCIS OPERATOR Felmer, Patricio; Quaas, Alexander Article JOURNAL OF DIFFERENTIAL EQUATIONS (2004)
On critical exponents for the Pucci's extremal operators Felmer, PL; Quaas, A Article ISI SCOPUS ANNALES DE L INSTITUT HENRI POINCARE-ANALYSE NON LINEAIRE (2003)
Critical exponents for the Pucci's extremal operators Felmer, PL; Quaas, A Article ISI SCOPUS COMPTES RENDUS MATHEMATIQUE (2002)
ON THE STRONG MAXIMUM PRINCIPLE FOR QUASILINEAR ELLIPTIC EQUATIONS AN SYSTEMS Quaas, Alexander; Felmer, Patricio Article ADVANCES IN DIFFERENTIAL EQUATIONS (2002)
Qualitative properties for semilinear elliptic systems with non-Lipschitz nonlinearity Busca, J; Quaas, A Article ISI SCOPUS NONLINEAR ANALYSIS-THEORY METHODS & APPLICATIONS (2002)


Some recent results on equations involving the Pucci's extrernal operators Felmer P.; Quaas, A ConferencePaper Contributions to Nonlinear Analysis: A TRIBUTE TO D. G. DE FIGUEIREDO ON THE OCCASION OF HIS 70TH BIRTHDAY (2006)