Delyan Kalchev

According to our database, Delyan Kalchev authored at least 11 papers between 2013 and 2023.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2023

Parallel Element-Based Algebraic Multigrid for \(\boldsymbol{H}\) (curl) and \(\boldsymbol{H}\) (div) Problems Using the ParELAG Library.

Delyan Z. Kalchev, Panayot S. Vassilevski, Umberto Villa

SIAM J. Sci. Comput., June, 2023

2021

Parallel Element-based Algebraic Multigrid for H(curl) and H(div) Problems Using the ParELAG Library.

Delyan Z. Kalchev, Panayot S. Vassilevski, Umberto Villa

CoRR, 2021

2020

A Condensed Constrained Nonconforming Mortar-Based Approach for Preconditioning Finite Element Discretization Problems.

Delyan Z. Kalchev, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2020

Auxiliary Space Preconditioning of Finite Element Equations Using a Nonconforming Interior Penalty Reformulation and Static Condensation.

Delyan Z. Kalchev, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2020

Mixed (LL^*)^-1 and LL^* least-squares finite element methods with application to linear hyperbolic problems.

Delyan Z. Kalchev, Thomas A. Manteuffel, Steffen Münzenmaier

CoRR, 2020

2019

A Least-Squares Finite Element Method Based on the Helmholtz Decomposition for Hyperbolic Balance Laws.

Delyan Z. Kalchev, Thomas A. Manteuffel

CoRR, 2019

2018

Mixed and least-squares finite element methods with application to linear hyperbolic problems.

Delyan Kalchev, Thomas A. Manteuffel, Steffen Münzenmaier

Numer. Linear Algebra Appl., 2018

2016

Upscaling of Mixed Finite Element Discretization Problems by the Spectral AMGe Method.

Delyan Kalchev, Chak Shing Lee, Umberto Villa, Yalchin Efendiev, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2016

Tuning the Coarse Space Construction in a Spectral AMG Solver.

Osni Marques, Alex Druinsky, Xiaoye S. Li, Andrew T. Barker, Panayot S. Vassilevski, Delyan Kalchev

Proceedings of the International Conference on Computational Science 2016, 2016

2015

Comparative Performance Analysis of Coarse Solvers for Algebraic Multigrid on Multicore and Manycore Architectures.

Alex Druinsky, Pieter Ghysels, Xiaoye S. Li, Osni Marques, Samuel Williams, Andrew T. Barker, Delyan Kalchev, Panayot S. Vassilevski

Proceedings of the Parallel Processing and Applied Mathematics, 2015

2013

Two-Level Adaptive Algebraic Multigrid for a Sequence of Problems with Slowly Varying Random Coefficients.

Delyan Kalchev, Christian Ketelsen, Panayot S. Vassilevski

SIAM J. Sci. Comput., 2013