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Dive into the research topics where Sophia Th. Kyritsi is active.

Publication


Featured researches published by Sophia Th. Kyritsi.


Annali di Matematica Pura ed Applicata | 2013

Multiple solutions for superlinear Dirichlet problems with an indefinite potential

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Nonlinear Analysis-theory Methods & Applications | 2010

On superquadratic periodic systems with indefinite linear part

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Funkcialaj Ekvacioj | 2012

A Bifurcation-Type Result for Nonlinear Neumann Eigenvalue Problems

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Nonlinear Analysis-theory Methods & Applications | 2010

Multiple positive solutions for a class of p-superlinear elliptic problems

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Glasgow Mathematical Journal | 2010

ON THE MULTIPLICITY OF SOLUTIONS FOR NON-LINEAR PERIODIC PROBLEMS WITH THE NON-LINEARITY CROSSING SEVERAL EIGENVALUES

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Proceedings of the Edinburgh Mathematical Society (Series 2) | 2013

Solutions and multiple solutions for superlinear perturbations of the periodic scalar p -Laplacian

Sophia Th. Kyritsi; Donal O'Regan; Nikolaos S. Papageorgiou


Monatshefte für Mathematik | 2011

A multiplicity theorem for p-superlinear p-Laplacian equations using critical groups and morse theory

Sophia Th. Kyritsi; Donal O’Regan; Nikolaos S. Papageorgiou


Applied Mathematics and Computation | 2011

A bifurcation theorem for the p-logistic equation

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Nonlinear Analysis-theory Methods & Applications | 2010

Pairs of positive solutions for singular p-Laplacian equations with a p-superlinear potential

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou


Nonlinear Analysis-theory Methods & Applications | 2010

Pairs of positive solutions for singular pp-Laplacian equations with a pp-superlinear potential

Sophia Th. Kyritsi; Nikolaos S. Papageorgiou

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Donal O'Regan

National University of Ireland

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Donal O’Regan

National University of Ireland

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