Constraint preconditioning for nonsymmetric indefinite linear systems. - Li-Ying Sun; Jun Liu 025 (Numer. Linear Algebra Appl., 2010)

Computation of Joint Spectral Radius for Network Model Associated with Rank-One Matrix Set. - Jun Liu 025; Mingqing Xiao 001 (ICONIP (3), 2012)

High-Order Numerical Methods for Wave Equations with van der Pol Type Boundary Conditions. - Jun Liu 025; Yu Huang 006; Hai-Wei Sun; Mingqing Xiao 001 (SIAM Conf. on Control and its Applications, 2013)

A new semi-smooth Newton multigrid method for parabolic PDE optimal control problems. - Jun Liu 025; Mingqing Xiao 001 (CDC, 2014)

A multigrid solver for the three dimensional Monge-Ampère equation. - Jun Liu 025; Brittany D. Froese; Adam M. Oberman; Mingqing Xiao 001 (CoRR, 2014)

A fast high-order sinc-based algorithm for pricing options under jump-diffusion processes. - Jun Liu 025; Hai-Wei Sun (Int. J. Comput. Math., 2014)

Combined compact difference scheme for linear second-order partial differential equations with mixed derivative. - Spike T. Lee; Jun Liu 025; Hai-Wei Sun (J. Comput. Appl. Math., 2014)

A Fast and Stable Preconditioned Iterative Method for Optimal Control Problem of Wave Equations. - Buyang Li; Jun Liu 025; Mingqing Xiao 001 (SIAM J. Sci. Comput., 2015)

A leapfrog semi-smooth Newton-multigrid method for semilinear parabolic optimal control problems. - Jun Liu 025; Mingqing Xiao 001 (Comput. Optim. Appl., 2016)

A leapfrog multigrid algorithm for the optimal control of parabolic PDEs with Robin boundary conditions. - Jun Liu 025; Mingqing Xiao 001 (J. Comput. Appl. Math., 2016)

A new semi-smooth Newton multigrid method for control-constrained semi-linear elliptic PDE problems. - Jun Liu 025; Mingqing Xiao 001 (J. Glob. Optim., 2016)

A multigrid scheme for 3D Monge-Ampère equations. - Jun Liu 025; Brittany D. Froese; Adam M. Oberman; Mingqing Xiao 001 (Int. J. Comput. Math., 2017)

A new multigrid method for unconstrained parabolic optimal control problems. - Buyang Li; Jun Liu 025; Mingqing Xiao 001 (J. Comput. Appl. Math., 2017)

A pseudospectral method for optimal control based on collocation at the Gauss points. - William W. Hager; Jun Liu 025; Subhashree Mohapatra; Anil V. Rao; Xiang-Sheng Wang (CDC, 2018)

Efficient time domain decomposition algorithms for parabolic PDE-constrained optimization problems. - Jun Liu 025; Zhu Wang 003 (Comput. Math. Appl., 2018)

Convergence Rate for a Gauss Collocation Method Applied to Constrained Optimal Control. - William W. Hager; Jun Liu 025; Subhashree Mohapatra; Anil V. Rao; Xiang-Sheng Wang (SIAM J. Control. Optim., 2018)

Non-commutative discretize-then-optimize algorithms for elliptic PDE-constrained optimal control problems. - Jun Liu 025; Zhu Wang 003 (J. Comput. Appl. Math., 2019)

Two fast finite difference schemes for elliptic Dirichlet boundary control problems. - Jun Liu 025 (J. Appl. Math. Comput., 2019)

Sampled-data based Failure Rate Identification for a Multi-state Reparable System. - Weiwei Hu; Jun Liu 025 (CDC, 2020)

ParaDIAG: Parallel-in-Time Algorithms Based on the Diagonalization Technique. - Martin J. Gander; Jun Liu 025; Shu-Lin Wu; Xiaoqiang Yue; Tao Zhou (CoRR, 2020)

A ROM-accelerated parallel-in-time preconditioner for solving all-at-once systems from evolutionary PDEs. - Jun Liu 025; Zhu Wang 003 (CoRR, 2020)

Parameter-robust preconditioning for the optimal control of the wave equation. - Jun Liu 025; John W. Pearson (Numer. Algorithms, 2020)

A Fast Block α-Circulant Preconditoner for All-at-Once Systems From Wave Equations. - Jun Liu 025; Shu-Lin Wu (SIAM J. Matrix Anal. Appl., 2020)

A Parallel-In-Time Block-Circulant Preconditioner for Optimal Control of Wave Equations. - Shu-Lin Wu; Jun Liu 025 (SIAM J. Sci. Comput., 2020)

A numerical comparison of different qualitative algorithms for solving 2D inverse elastic scattering problems. - Koung Hee Leem; Jun Liu 025; George Pelekanos (Comput. Appl. Math., 2021)

Bilinear Control of Convection-Cooling: From Open-Loop to Closed-Loop. - Weiwei Hu; Jun Liu 025; Zhu Wang 003 (CoRR, 2021)

Parallel-in-time preconditioners for the Sinc-Nyström method. - Jun Liu 025; Shu-Lin Wu (CoRR, 2021)

A well-conditioned direct PinT algorithm for first- and second-order evolutionary equations. - Jun Liu 025; Xiang-Sheng Wang; Shu-Lin Wu; Tao Zhou (Adv. Comput. Math., 2022)

A ROM-accelerated parallel-in-time preconditioner for solving all-at-once systems in unsteady convection-diffusion PDEs. - Jun Liu 025; Zhu Wang 003 (Appl. Math. Comput., 2022)

A Vanka-type multigrid solver for complex-shifted Laplacian systems from diagonalization-based parallel-in-time algorithms. - Yunhui He; Jun Liu 025 (Appl. Math. Lett., 2022)

Optimized sparse approximate inverse smoothers for solving Laplacian linear systems. - Yunhui He; Jun Liu 025; Xiang-Sheng Wang (CoRR, 2022)

Optimal bilinear control of a reparable multi-state system. - Weiwei Hu; Jun Liu 025 (Int. J. Control, 2022)

Parallel-in-time preconditioner for the Sinc-Nyström systems. - Jun Liu 025; Shu-Lin Wu (SIAM J. Sci. Comput., 2022)

A direct parallel-in-time quasi-boundary value method for inverse space-dependent source problems. - Yi Jiang; Jun Liu 025; Xiang-Sheng Wang (J. Comput. Appl. Math., 2023)

Fast matrix exponential-based quasi-boundary value methods for inverse space-dependent source problems. - Fermín S. V. Bazán; Luciano Bedin; Koung Hee Leem; Jun Liu 025; George Pelekanos (Networks Heterog. Media, 2023)

Smoothing Analysis of Two Robust Multigrid Methods for Elliptic Optimal Control Problems. - Yunhui He; Jun Liu 025 (SIAM J. Matrix Anal. Appl., 2023)

A regularized eigenmatrix method for unstructured sparse recovery. - Koung Hee Leem; Jun Liu 025; George Pelekanos (CoRR, 2024)