Arash Sarshar

Publication Activity (10 Years)

Years Active: 2016-2024
Publications (10 Years): 18

Top Topics

Jacobian Matrix

Qualitative And Quantitative

Partial Differential Equations

Top Venues

SIAM J. Sci. Comput.

J. Comput. Appl. Math.

J. Comput. Phys.

Publications

Abhinab Bhattacharjee, Andrey A. Popov, Arash Sarshar, Adrian Sandu
Improving the Adaptive Moment Estimation (ADAM) stochastic optimizer through an Implicit-Explicit (IMEX) time-stepping approach. CoRR (2024)
Steven Roberts, Andrey A. Popov, Arash Sarshar, Adrian Sandu
A Fast Time-Stepping Strategy for Dynamical Systems Equipped with a Surrogate Model. SIAM J. Sci. Comput. 44 (3) (2022)
Severiano González-Pinto, Domingo Hernández-Abreu, Maria S. Pérez-Rodríguez, Arash Sarshar, Steven Roberts, Adrian Sandu
A unified formulation of splitting-based implicit time integration schemes. J. Comput. Phys. 448 (2022)
Andrey A. Popov, Arash Sarshar, Austin Chennault, Adrian Sandu
A Meta-learning Formulation of the Autoencoder Problem for Non-linear Dimensionality Reduction. CoRR (2022)
Jostein Barry-Straume, Arash Sarshar, Andrey A. Popov, Adrian Sandu
Physics-informed neural networks for PDE-constrained optimization and control. CoRR (2022)
Arash Sarshar, Steven Roberts, Adrian Sandu
Alternating directions implicit integration in a general linear method framework. J. Comput. Appl. Math. 387 (2021)
Steven Roberts, John Loffeld, Arash Sarshar, Carol S. Woodward, Adrian Sandu
Implicit Multirate GARK Methods. J. Sci. Comput. 87 (1) (2021)
Severiano González-Pinto, Domingo Hernández-Abreu, Maria S. Pérez-Rodríguez, Arash Sarshar, Steven Roberts, Adrian Sandu
A unified formulation of splitting-based implicit time integration schemes. CoRR (2021)
Steven Roberts, Arash Sarshar, Adrian Sandu
Coupled Multirate Infinitesimal GARK Schemes for Stiff Systems with Multiple Time Scales. SIAM J. Sci. Comput. 42 (3) (2020)
Steven Roberts, Arash Sarshar, Adrian Sandu
Parallel implicit-explicit general linear methods. CoRR (2020)
Steven Roberts, Andrey A. Popov, Arash Sarshar, Adrian Sandu
A fast time-stepping strategy for ODE systems equipped with a surrogate model. CoRR (2020)
Arash Sarshar, Steven Roberts, Adrian Sandu
Design of High-Order Decoupled Multirate GARK Schemes. SIAM J. Sci. Comput. 41 (2) (2019)
Arash Sarshar, Adrian Sandu
Alternating Directions Implicit Integration in a General Linear Method Framework. CoRR (2019)
Steven Roberts, John Loffeld, Arash Sarshar, Carol S. Woodward, Adrian Sandu
Implicit multirate GARK methods. CoRR (2019)
Steven Roberts, Arash Sarshar, Adrian Sandu
Coupled Multirate Infinitesimal GARK Schemes for Stiff Systems with Multiple Time Scales. CoRR (2018)
Arash Sarshar, Steven Roberts, Adrian Sandu
Design of High-Order Decoupled Multirate GARK Schemes. CoRR (2018)
Paul Tranquilli, Ross Glandon, Arash Sarshar, Adrian Sandu
Analytical Jacobian-vector products for the matrix-free time integration of partial differential equations. J. Comput. Appl. Math. 310 (2017)
Arash Sarshar, Paul Tranquilli, Brent Pickering, Andrew McCall, Adrian Sandu, Christopher J. Roy
A Numerical Investigation of Matrix-Free Implicit Time-Stepping Methods for Large CFD Simulations. CoRR (2016)