Design of high-order decoupled multirate GARK schemes A Sarshar, S Roberts, A Sandu SIAM Journal on Scientific Computing 41 (2), A816-A847, 2019 | 31 | 2019 |
Coupled multirate infinitesimal GARK schemes for stiff systems with multiple time scales S Roberts, A Sarshar, A Sandu SIAM Journal on Scientific Computing 42 (3), A1609-A1638, 2020 | 28 | 2020 |
Implicit multirate gark methods S Roberts, J Loffeld, A Sarshar, CS Woodward, A Sandu Journal of Scientific Computing 87 (1), 1-32, 2021 | 24 | 2021 |
ODE test problems: a MATLAB suite of initial value problems S Roberts, AA Popov, A Sandu arXiv preprint arXiv:1901.04098, 2019 | 24 | 2019 |
Analytical Jacobian-vector products for the matrix-free time integration of partial differential equations P Tranquilli, SR Glandon, A Sarshar, A Sandu Journal of Computational and Applied Mathematics 310, 213-223, 2017 | 18 | 2017 |
A numerical investigation of matrix-free implicit time-stepping methods for large CFD simulations A Sarshar, P Tranquilli, B Pickering, A McCall, CJ Roy, A Sandu Computers & Fluids 159, 53-63, 2017 | 15 | 2017 |
Physics-informed neural networks for PDE-constrained optimization and control J Barry-Straume, A Sarshar, AA Popov, A Sandu arXiv preprint arXiv:2205.03377, 2022 | 8 | 2022 |
Alternating directions implicit integration in a general linear method framework A Sarshar, S Roberts, A Sandu Journal of Computational and Applied Mathematics 387, 112619, 2021 | 8 | 2021 |
A unified formulation of splitting-based implicit time integration schemes S González-Pinto, D Hernández-Abreu, MS Pérez-Rodríguez, A Sarshar, ... Journal of Computational Physics 448, 110766, 2022 | 7 | 2022 |
Design of a stacked stub-loaded patch element for X-band reflectarray antenna with true time delay A Sarshar, AE Tabari 2013 7th European Conference on Antennas and Propagation (EuCAP), 3343-3346, 2013 | 6 | 2013 |
Parallel implicit-explicit general linear methods S Roberts, A Sarshar, A Sandu Communications on Applied Mathematics and Computation, 1-21, 2020 | 5 | 2020 |
A Fast Time-Stepping Strategy for Dynamical Systems Equipped with a Surrogate Model S Roberts, AA Popov, A Sarshar, A Sandu SIAM Journal on Scientific Computing 44 (3), A1405-A1427, 2022 | 1 | 2022 |
Improving the Adaptive Moment Estimation (ADAM) stochastic optimizer through an Implicit-Explicit (IMEX) time-stepping approach A Bhattacharjee, AA Popov, A Sarshar, A Sandu arXiv preprint arXiv:2403.13704, 2024 | | 2024 |
Outcome dissimilarities in age group and delivery modality studied in the prediabetes Lifestyle Change Program conducted by Virginia Cooperative Extension A Pourkhalili, C Rafie, L Margheim, A Sarshar | | 2023 |
A Meta-learning Formulation of the Autoencoder Problem for Non-linear Dimensionality Reduction AA Popov, A Sarshar, A Chennault, A Sandu arXiv preprint arXiv:2207.06676, 2022 | | 2022 |
Linearly Implicit General Linear Methods A Sarshar, S Roberts, A Sandu | | 2021 |
Time Stepping Methods for Multiphysics Problems A Sarshar Virginia Tech, 2021 | | 2021 |