Alexander Quaas

Positive solutions of the nonlinear Schrödinger equation with the fractional Laplacian

Patricio Felmer, Alexander Quaas, Jinggang Tan · Proceedings of the Royal Society of Edinburgh Section A Mathematics · 2012 · 649 citations · Full text

Elliptic Equation, Fractional Laplacian Furthermore, Positive Solutions +6

A Hopf's lemma and a strong minimum principle for the fractional p -Laplacian

Leandro M. Del Pezzo, Alexander Quaas · Journal of Differential Equations · 2017 · 132 citations · Full text

Dirichlet Form, Riemann-hilbert Problem, Fractional-order System +5

Principal eigenvalues and the Dirichlet problem for fully nonlinear elliptic operators

Alexander Quaas, Boyan Sirakov · Advances in Mathematics · 2008 · 117 citations

Dirichlet Form, Elliptic Equation, Elliptic Function +5

Fundamental solutions and Liouville type theorems for nonlinear integral operators

Patricio Felmer, Alexander Quaas · Advances in Mathematics · 2010 · 87 citations · Full text

Elliptic Equation, Resolvent Kernel, Integrable System +3

Nonlinear eigenvalues and bifurcation problems for Pucci's operators

Alexander Quaas, Jérôme Busca, Maria J. Esteban · Annales de l Institut Henri Poincaré C Analyse Non Linéaire · 2005 · 85 citations · Full text