Christos Xenophontos

36 papers Misc 1Journal 34Unranked 1

Year	Rank	Type	Title / Venue / Authors
2026	J	`jnl`	On norms and traces of the derivatives of the L CoRR Torsten Linß, Christos Xenophontos
2025	J	`jnl`	Neural networks for singular perturbations. Numerische Mathematik Joost A. A. Opschoor, Christoph Schwab, Christos Xenophontos
2024	J	`jnl`	An hp finite element method for a two-dimensional singularly perturbed boundary value problem with two small parameters. J. Comput. Appl. Math. Irene Sykopetritou, Christos Xenophontos
2024	J	`jnl`	Balanced norm estimates for rp-finite element methods applied to singularly perturbed fourth order boundary value problems. Comput. Math. Appl. Torsten Linß, Christos Xenophontos
2024	J	`jnl`	Neural Networks for Singular Perturbations. CoRR Joost A. A. Opschoor, Christoph Schwab, Christos Xenophontos
2024	J	`jnl`	Preface. Comput. Math. Appl. Georgios C. Georgiou, Ernst Rank, Zohar Yosibash, Christos Xenophontos
2023	J	`jnl`	Analytic regularity for a singularly perturbed fourth order reaction-diffusion boundary value problem. CoRR Philippos Constantinou, Christos Xenophontos
2023	J	`jnl`	Balanced norm estimates for rp-Finite Element Methods applied to singularly perturbed fourth order boundary value problems. CoRR Torsten Linß, Christos Xenophontos
2022	J	`jnl`	An hp Weak Galerkin FEM for singularly perturbed problems. CoRR Torsten Linß, Christos Xenophontos
2022	J	`jnl`	On the Finite Element Approximation of Fourth-Order Singularly Perturbed Eigenvalue Problems. Comput. Methods Appl. Math. Hans-Görg Roos, Despo Savvidou, Christos Xenophontos
2021	J	`jnl`	Analysis of non-conforming DPG methods on polyhedral meshes using fractional Sobolev norms. Comput. Math. Appl. Constantin Bacuta, Leszek F. Demkowicz, Jaime Mora, Christos Xenophontos
2021	J	`jnl`	On the finite element approximation of fourth order singularly perturbed eigenvalue problems. CoRR Hans-Görg Roos, Despo Savvidou, Christos Xenophontos
2020	J	`jnl`	Isogeometric analysis for singularly perturbed high-order, two-point boundary value problems of reaction-diffusion type. Comput. Math. Appl. Christos Xenophontos
2020	J	`jnl`	Mixed hp FEM for singularly perturbed fourth order boundary value problems with two small parameters. CoRR Christos Xenophontos, S. Franz, Irene Sykopetritou
2019	J	`jnl`	An hp finite element method for a singularly perturbed reaction-convection-diffusion boundary value problem with two small parameters. CoRR Irene Sykopetritou, Christos Xenophontos
2018	J	`jnl`	A Short Note on the Connection Between Layer-Adapted Exponentially Graded and S-Type Meshes. Comput. Methods Appl. Math. Sebastian Franz, Christos Xenophontos
2018	J	`jnl`	Finite element approximation of reaction-diffusion problems using an exponentially graded mesh. Comput. Math. Appl. Philippos Constantinou, Sebastian Franz, Lars Ludwig, Christos Xenophontos
2017	J	`jnl`	A Parameter Robust Finite Element Method for Fourth Order Singularly Perturbed Problems. Comput. Methods Appl. Math. Christos Xenophontos
2017	J	`jnl`	An hp finite element method for a 4th order singularly perturbed boundary value problem in two dimensions. Comput. Math. Appl. Philippos Constantinou, Christos Xenophontos
2016	J	`jnl`	An hp finite element method for 4th order singularly perturbed problems. Numer. Algorithms Philippos Constantinou, Charalambia Varnava, Christos Xenophontos
2016	J	`jnl`	Finite element approximation of convection-diffusion problems using an exponentially graded mesh. Comput. Math. Appl. Christos Xenophontos, Sebastian Franz, Lars Ludwig
2015	J	`jnl`	Finite Element Analysis of an Exponentially Graded Mesh for Singularly Perturbed Problems. Comput. Methods Appl. Math. Philippos Constantinou, Christos Xenophontos
2013	J	`jnl`	Analytic regularity for a singularly perturbed system of reaction-diffusion equations with multiple scales. Adv. Comput. Math. Jens Markus Melenk, Christos Xenophontos, Lisa Oberbroeckling
2013	J	`jnl`	Robust Approximation of Singularly Perturbed Delay Differential Equations by the hp Finite Element Method. Comput. Methods Appl. Math. Serge Nicaise, Christos Xenophontos
2012	J	`jnl`	The singular function boundary integral method for 3-D Laplacian problems with a boundary straight edge singularity. Appl. Math. Comput. Evgenia Christodoulou, Miltiades Elliotis, Christos Xenophontos, Georgios C. Georgiou
2012	—	`conf`	hp Finite Element Methods for Fourth Order Singularly Perturbed Boundary Value Problems. NAA Christos Xenophontos, Jens Markus Melenk, Niall Madden, Lisa Oberbroeckling, Pandelitsa Panaseti, Antri Zouvani
2010	Misc	`conf`	The Singular Function Boundary Integral Method for Laplacian problems with boundary singularities in two and three-dimensions. ICCS Christos Xenophontos, Evgenia Christodoulou, Georgios C. Georgiou
2010	J	`jnl`	The Singular Function Boundary Integral Method for singular Laplacian problems over circular sections. Appl. Math. Comput. Evgenia Christodoulou, Christos Xenophontos, Georgios C. Georgiou
2009	J	`jnl`	Finite element methods for a singularly perturbed transmission problem. J. Num. Math. Serge Nicaise, Christos Xenophontos
2008	J	`jnl`	The hp finite element method for singularly perturbed systems of reaction-diffusion equations. Neural Parallel Sci. Comput. Christos Xenophontos
2007	J	`jnl`	A numerical study on the finite element solution of singularly perturbed systems of reaction-diffusion problems. Appl. Math. Comput. Christos Xenophontos, Lisa Oberbroeckling
2006	J	`jnl`	A Singular Function Boundary Integral Method for Laplacian Problems with Boundary Singularities. SIAM J. Sci. Comput. Christos Xenophontos, Miltiades Elliotis, Georgios C. Georgiou
2006	J	`jnl`	Special boundary approximation methods for laplace equation problems with boundary singularities - Applications to the motz problem. Comput. Math. Appl. Zi-Cai Li, Y. L. Chan, Georgios C. Georgiou, Christos Xenophontos
2006	J	`jnl`	The Use of Curved Elements in the Finite Element Approximation of Thin Plates by High Order J. Sci. Comput. Christos Xenophontos
2005	J	`jnl`	Solving Laplacian problems with boundary singularities: a comparison of a singular function boundary integral method with the p/hp version of the finite element method. Appl. Math. Comput. Miltiades Elliotis, Georgios C. Georgiou, Christos Xenophontos
2003	J	`jnl`	A note on the convergence rate of the finite element method for singularly perturbed problems using the Shishkin mesh. Appl. Math. Comput. Christos Xenophontos