Error Estimates for Semidiscrete Finite Element Approximations of Linear and Semilinear Parabolic Equations Under Minimal Regularity Assumptions. - Konstantinos Chrysafinos; L. Steven Hou (SIAM J. Numer. Anal., 2002)

Moving Mesh Finite Element Methods for an Optimal Control Problem for the Advection-Diffusion Equation. - Konstantinos Chrysafinos (J. Sci. Comput., 2005)

Error Estimates for the Discontinuous Galerkin Methods for Parabolic Equations. - Konstantinos Chrysafinos; Noel Walkington (SIAM J. Numer. Anal., 2006)

Error Estimates for Discontinuous Galerkin Approximations of Implicit Parabolic Equations. - Konstantinos Chrysafinos; Noel Walkington (SIAM J. Numer. Anal., 2006)

Analysis and finite element approximations for distributed optimal control problems for implicit parabolic equations. - Konstantinos Chrysafinos (J. Comput. Appl. Math., 2009)

Discontinuous Galerkin approximations of the Stokes and Navier-Stokes equations. - Konstantinos Chrysafinos; Noel Walkington (Math. Comput., 2010)

A Discontinuous Galerkin Time-Stepping Scheme for the Velocity Tracking Problem. - Eduardo Casas; Konstantinos Chrysafinos (SIAM J. Numer. Anal., 2012)

Error Estimates for Discontinuous Galerkin Time-Stepping Schemes for Robin Boundary Control Problems Constrained to Parabolic PDEs. - Konstantinos Chrysafinos; Efthimios N. Karatzas (SIAM J. Numer. Anal., 2014)

Symmetric error estimates for discontinuous Galerkin time-stepping schemes for optimal control problems constrained to evolutionary Stokes equations. - Konstantinos Chrysafinos; Efthimios N. Karatzas (Comput. Optim. Appl., 2015)

Error estimates for the discretization of the velocity tracking problem. - Eduardo Casas; Konstantinos Chrysafinos (Numerische Mathematik, 2015)

Analysis of the Velocity Tracking Control Problem for the 3D Evolutionary Navier-Stokes Equations. - Eduardo Casas; Konstantinos Chrysafinos (SIAM J. Control. Optim., 2016)

Semi-discrete error estimates of the evolutionary Stokes equations with inhomogeneous Dirichlet boundary data. - Konstantinos Chrysafinos; L. Steven Hou (Comput. Math. Appl., 2017)

Numerical analysis of quasilinear parabolic equations under low regularity assumptions. - Eduardo Casas; Konstantinos Chrysafinos (Numerische Mathematik, 2019)

Stability and Error Estimates of Fully Discrete Schemes for the Brusselator System. - Konstantinos Chrysafinos; Efthymios N. Karatzas; Dimitrios Kostas (SIAM J. Numer. Anal., 2019)

A Posteriori Error Estimates for the Allen-Cahn Problem. - Konstantinos Chrysafinos; Emmanuil H. Georgoulis; Dimitra Plaka (SIAM J. Numer. Anal., 2020)

Semismooth Newton Method for Boundary Bilinear Control. - Eduardo Casas; Konstantinos Chrysafinos; Mariano Mateos (IEEE Control. Syst. Lett., 2023)

Analysis and approximations of an optimal control problem for the Allen-Cahn equation. - Konstantinos Chrysafinos; Dimitra Plaka (Numerische Mathematik, 2023)

Mesh-Dependent L2-Like Norm a Posteriori Error Estimates for Elliptic Problems with Non-essential Boundary Conditions. - Konstantinos Chrysafinos; Emmanuil H. Georgoulis; Vassilis D. Papadopoulos (J. Sci. Comput., 2024)

Bilinear control of semilinear elliptic PDEs: convergence of a semismooth Newton method. - Eduardo Casas; Konstantinos Chrysafinos; Mariano Mateos (Numerische Mathematik, 2025)