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Delyan Z Kalchev
Delyan Z Kalchev
Researcher at Cerebras Systems
Verified email at cerebras.net
Title
Cited by
Cited by
Year
Upscaling of mixed finite element discretization problems by the spectral AMGe method
DZ Kalchev, CS Lee, U Villa, Y Efendiev, PS Vassilevski
SIAM Journal on Scientific Computing 38 (5), A2912-A2933, 2016
202016
Two-Level Adaptive Algebraic Multigrid for a Sequence of Problems with Slowly Varying Random Coefficients
D Kalchev, C Ketelsen, PS Vassilevski
SIAM Journal on Scientific Computing 35 (6), B1215-B1234, 2013
122013
Adaptive Algebraic Multigrid for Finite Element Elliptic Equations with Random Coefficients
D Kalchev
Master's thesis, Sofia University, Bulgaria; Technical report LLNL-TR-553254 …, 2012
112012
Auxiliary Space Preconditioning of Finite Element Equations Using a Nonconforming Interior Penalty Reformulation and Static Condensation
DZ Kalchev, PS Vassilevski
SIAM Journal on Scientific Computing 42 (3), A1741-A1764, 2020
62020
A least‐squares finite element method based on the Helmholtz decomposition for hyperbolic balance laws
DZ Kalchev, TA Manteuffel
Numerical Methods for Partial Differential Equations 36 (6), 1418-1445, 2020
52020
Mixed and least‐squares finite element methods with application to linear hyperbolic problems
DZ Kalchev, TA Manteuffel, S Münzenmaier
Numerical Linear Algebra with Applications 25 (3), e2150, 2018
52018
Accurate Coarse-Scale AMG-Based Finite Volume Reservoir Simulations in Highly Heterogeneous Media
AT Barker, DZ Kalchev, ID Mishev, PS Vassilevski, Y Yang
SPE Reservoir Simulation Symposium, 2015
42015
A Condensed Constrained Nonconforming Mortar-based Approach for Preconditioning Finite Element Discretization Problems
DZ Kalchev, P Vassilevski
SIAM Journal on Scientific Computing 42 (5), A3136-A3156, 2020
32020
Comparative Performance Analysis of Coarse Solvers for Algebraic Multigrid on Multicore and Manycore Architectures
A Druinsky, P Ghysels, XS Li, O Marques, S Williams, A Barker, D Kalchev, ...
Parallel Processing and Applied Mathematics, 116-127, 2015
32015
Parallel Element-Based Algebraic Multigrid for (curl) and (div) Problems Using the ParELAG Library
DZ Kalchev, PS Vassilevski, U Villa
SIAM Journal on Scientific Computing 45 (3), S371-S400, 2023
22023
Dual-Norm Least-Squares Finite Element Methods for Hyperbolic Problems
DZ Kalchev
PhD thesis, University of Colorado at Boulder, Department of Applied Mathematics, 2018
22018
Tuning the Coarse Space Construction in a Spectral AMG Solver
O Marques, A Druinsky, XS Li, AT Barker, P Vassilevski, D Kalchev
Procedia Computer Science, International Conference on Computational Science …, 2016
22016
On ParELAG's Parallel Element-based Algebraic Multigrid and its MFEM Miniapps for H(curl) and H(div) Problems: a report including lowest and next to the lowest order numerical …
DZ Kalchev, PS Vassilevski, U Villa
Lawrence Livermore National Lab.(LLNL), Livermore, CA (United States …, 2021
2021
MULTILEVEL MONTE CARLO (MLMC) SIMULATIONS: PERFORMANCE RESULTS FOR SPE10 (XY SLICES)
D Kalchev, PS Vassilevski
Lawrence Livermore National Lab.(LLNL), Livermore, CA (United States), 2016
2016
Adaptive multilevel AMG for sequences of problems with gradually changing random coefficients
D Kalchev, C Ketelsen, P Vassilevski
Lawrence Livermore National Laboratory, Livermore, CA, USA, 2013
2013
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