Publications

Sphynx: a parallel multi-GPU graph partitioner for distributed-memory systems

SIAM Conference on Computational Science and Engineering (CSE21)

Seher Acer, Erik Gunnar Boman, Christian Alexander Glusa, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1853867

Numerical methods for nonlocal and fractional models

Acta Numerica

Marta D'Elia, Qiang Du, Christian Alexander Glusa, Max Donald Gunzburger, Xiaochuan Tian, Zhi Zhou

https://www.osti.gov/search/identifier:1769927

A Fast Solver for the Fractional Helmholtz Equation

SIAM Journal on Scientific Computing

Christian Alexander Glusa, Christian Alexander Glusa, Marta D'Elia, Harbir Antil, Chester J Weiss, Bart G van Bloemen Waanders

https://www.osti.gov/search/identifier:1765762

Nonlocal operators with variable coefficients

One Nonlocal World, Opening Event

Christian Alexander Glusa, Marta D'Elia

https://www.osti.gov/search/identifier:1854680

Error estimates for the optimal control of a parabolic fractional PDE

SIAM Journal on Numerical Analysis

Christian Alexander Glusa, Enrique Otarola

https://www.osti.gov/search/identifier:1828020

Mixed-Precision GMRES in Trilinos

Sandia Postdoctoral Technical Showcase

Jennifer Ann Loe, Christian Alexander Glusa, Ichitaro Yamazaki, Erik Gunnar Boman, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1833786

Multiprecision GMRES in Trilinos packages Belos and Kokkos

Sparse Days

Jennifer Ann Loe, Christian Alexander Glusa, Erik Gunnar Boman, Ichitaro Yamazaki, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1832692

Multiprecision Krylov Solvers in Trilinos

Bi-Weekly ECP Multiprecision Project Update Meeting

Jennifer Ann Loe, Christian Alexander Glusa, Erik Gunnar Boman, Ichitaro Yamazaki, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1829961

An optimization-based approach to parameter learning for fractional type nonlocal models

Marta D'Elia, Christian Alexander Glusa, Olena Burkovska

https://www.osti.gov/search/identifier:1673822

Sphynx: a parallel multi-GPU graph partitioner for distributed-memory systems

SIAM Conference on Computational Science and Engineering (CSE21)

Seher Acer, Erik Gunnar Boman, Christian Alexander Glusa, Sivasankaran Rajamanickam

Scalable Asynchronous Domain Decomposition Solvers

SIAM Journal on Scientific Computing

Christian Alexander Glusa, Erik Gunnar Boman, Edmond Chow, Sivasankaran Rajamanickam, Daniel Benjamin Szyld

https://www.osti.gov/search/identifier:1769906

One slide overviews of the Belos and MueLu Libraries in Trilinos

Argonne Training Program on Extreme-Scale Computing

Jonathan J. Hu, Christian Alexander Glusa

https://www.osti.gov/search/identifier:1810699

MueLu's Algorithmic Performance on GPU

SIAM Parallel Processing

Luc Berger-Vergiat, Jonathan J. Hu, Raymond S. Tuminaro, Christopher Siefert, Christian Alexander Glusa

https://www.osti.gov/search/identifier:1766725

Linear Solvers for Plasma Simulations on Advanced Architectures

SIAM Parallel Processing

Jonathan J. Hu, Christian Alexander Glusa, Stan Gerald Moore, Paul Lin, Edward Geoffrey Phillips, Matthew Tyler Bettencourt, James John Elliott, Christopher Siefert, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1765804

Numerical methods for nonlocal and fractional models

Marta D'Elia, Qiang Du, Christian Alexander Glusa, Max Donald Gunzburger, Xiaochuan Tian, Zhi Zhou

https://www.osti.gov/search/identifier:1598758

What Is the Fractional Laplacian? A Comparative Review with New Results

Journal of Computational Physics

Anna Lischke, Guofei Pang, Mamikon Gulian, Fangying Song, Christian Alexander Glusa, Xiaoning Zheng, Zhiping Mao, Wei Cai, Mark Meerschaert, Mark Ainsworth, George Karniadakis

https://www.osti.gov/search/identifier:1574478

A Fast Solver for the Fractional Helmholtz Equation

Christian Alexander Glusa, Marta D'Elia, Harbir Antil, Chester J Weiss, Bart G van Bloemen Waanders

https://www.osti.gov/search/identifier:1569144

Asynchronous Domain Decomposition Solvers

Parallel Solution Methods for Systems Arising from PDEs

Christian Alexander Glusa

https://www.osti.gov/search/identifier:1641965

Scalable Preconditioners to Improve Time to Solution for Magnetohydrodynamics Applications

Computer Science and Information Science External Review Board

Raymond S. Tuminaro, John N. Shadid, Eric Christopher Cyr, Paul Lin, Roger P. Pawlowski, Edward Geoffrey Phillips, Tobias Wiesner, James Adler, Tom Benson, Luis Chacon, Patrick Farrell, Ari Rappaport, Scott Maclachlan, Jonathan J. Hu, Luc Berger-Vergiat, Christian Alexander Glusa, Christopher Siefert

https://www.osti.gov/search/identifier:1645823

Krylov Solvers and Algebraic Multigrid

Argonne Training Program on Extreme-Scale Computing

Christian Alexander Glusa, Christian Alexander Glusa, Jonathan J. Hu, Jonathan J. Hu

https://www.osti.gov/search/identifier:1645719

Overview of the Trilinos packages Belos and MueLu

Argonne Training Program o Extreme-Scale Computing

Jonathan J. Hu, Christian Alexander Glusa

https://www.osti.gov/search/identifier:1645691

Asynchronous Domain Decomposition Solvers

Iciam 2019

Christian Alexander Glusa

https://www.osti.gov/search/identifier:1641087

Large Scale Parallel Solution Methods for Electromagnetic Simulations

SIAM Conference on Computational Science and Engineering

Jonathan J. Hu, Christian Alexander Glusa, Paul Lin, Edward Geoffrey Phillips, James John Elliott, Christopher Siefert, Sivasankaran Rajamanickam

https://www.osti.gov/search/identifier:1602925

Asynchronous Domain Decomposition Solvers

Siam Cse19

Christian Alexander Glusa

https://www.osti.gov/search/identifier:1602126

Asynchronous Iterative Solvers for Extreme Scale

ASCR applied math PI meeting

Erik Gunnar Boman, Edmond Chow, Jack Dongarra, Christian Alexander Glusa, Sivasankaran Rajamanickam, Daniel Szyld, Ichitaro Yamazaki

https://www.osti.gov/search/identifier:1596422