Gregor Gantner

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 28

Top Topics

Finite Element Methods

Computational Cost

Motion Patterns

Super Resolution Reconstruction

Top Venues

Numerische Mathematik

Comput. Math. Appl.

SIAM J. Numer. Anal.

Publications

Gregor Gantner, Rob P. Stevenson
Improved rates for a space-time FOSLS of parabolic PDEs. Numerische Mathematik 156 (1) (2024)
Gregor Gantner, Michele Ruggeri
Optimal convergence rates of an adaptive hybrid FEM-BEM method for full-space linear transmission problems. CoRR (2024)
Roland Becker, Gregor Gantner, Michael Innerberger, Dirk Praetorius
Goal-oriented adaptive finite element methods with optimal computational complexity. Numerische Mathematik 153 (1) (2023)
Gregor Gantner, Rob P. Stevenson
Improved rates for a space-time FOSLS of parabolic PDEs. CoRR (2022)
Gregor Gantner, Dirk Praetorius
Adaptive BEM for elliptic PDE systems, part II: Isogeometric analysis with hierarchical B-splines for weakly-singular integral equations. Comput. Math. Appl. 117 (2022)
Gregor Gantner, Rob P. Stevenson
A well-posed First Order System Least Squares formulation of the instationary Stokes equations. CoRR (2022)
Gregor Gantner, Rob Stevenson
A Well-Posed First Order System Least Squares Formulation of the Instationary Stokes Equations. SIAM J. Numer. Anal. 60 (3) (2022)
Gregor Gantner, Martin Vohralík
Inexpensive polynomial-degree- and number-of-hanging-nodes-robust equilibrated flux a posteriori estimates for isogeometric analysis. CoRR (2022)
Gregor Gantner, Dirk Praetorius, Stefan Schimanko
Stable Implementation of Adaptive IGABEM in 2D in MATLAB. Comput. Methods Appl. Math. 22 (3) (2022)
Gregor Gantner, Raymond van Venetië
Adaptive space-time BEM for the heat equation. Comput. Math. Appl. 107 (2022)
Gregor Gantner, Rob P. Stevenson
Applications of a space-time FOSLS formulation for parabolic PDEs. CoRR (2022)
Gregor Gantner, Dirk Praetorius, Stefan Schimanko
Stable implementation of adaptive IGABEM in 2D in MATLAB. CoRR (2022)
Annalisa Buffa, Gregor Gantner, Carlotta Giannelli, Dirk Praetorius, Rafael Vázquez Hernández
Mathematical foundations of adaptive isogeometric analysis. CoRR (2021)
Gregor Gantner, Alexander Haberl, Dirk Praetorius, Stefan Schimanko
Rate optimality of adaptive finite element methods with respect to overall computational costs. Math. Comput. 90 (331) (2021)
Gregor Gantner, Dirk Praetorius
Adaptive BEM for elliptic PDE systems, part II: Isogeometric analysis with hierarchical B-splines for weakly-singular integral equations. CoRR (2021)
Gregor Gantner, Raymond van Venetië
Adaptive space-time BEM for the heat equation. CoRR (2021)
Roland Becker, Gregor Gantner, Michael Innerberger, Dirk Praetorius
Goal-oriented adaptive finite element methods with optimal computational complexity. CoRR (2021)
Udo Boehm, Sonja Cox, Gregor Gantner, Rob P. Stevenson
Efficient numerical approximation of a non-regular Fokker-Planck equation associated with first-passage time distributions. CoRR (2021)
Gregor Gantner, Dirk Praetorius
Adaptive BEM for elliptic PDE systems, Part I: Abstract framework for weakly-singular integral equations. CoRR (2020)
Christoph Erath, Gregor Gantner, Dirk Praetorius
Optimal convergence behavior of adaptive FEM driven by simple (h-h∕2)-type error estimators. Comput. Math. Appl. 79 (3) (2020)
Gregor Gantner, Dirk Praetorius
Plain convergence of adaptive algorithms without exploiting reliability and efficiency. CoRR (2020)
Gregor Gantner, Dirk Praetorius
Adaptive IGAFEM with optimal convergence rates: T-splines. Comput. Aided Geom. Des. 81 (2020)
Gregor Gantner, Rob Stevenson
Further results on a space-time FOSLS formulation of parabolic PDEs. CoRR (2020)
Gregor Gantner, Alexander Haberl, Dirk Praetorius, Stefan Schimanko
Rate optimality of adaptive finite element methods with respect to the overall computational costs. CoRR (2020)
Gregor Gantner, Dirk Praetorius
Adaptive IGAFEM with optimal convergence rates: T-splines. CoRR (2019)
Gregor Gantner, Dirk Praetorius, Stefan Schimanko
Adaptive isogeometric boundary element methods with local smoothness control. CoRR (2019)
Michael Feischl, Gregor Gantner, Alexander Haberl, Dirk Praetorius
Optimal convergence for adaptive IGA boundary element methods for weakly-singular integral equations. Numerische Mathematik 136 (1) (2017)
Michael Feischl, Gregor Gantner, Alexander Haberl, Dirk Praetorius, Thomas Führer
Adaptive boundary element methods for optimal convergence of point errors. Numerische Mathematik 132 (3) (2016)