The finite difference streamline diffusion methods for Sobolev equations with convection-dominated term. - Tongjun Sun; Danping Yang (Appl. Math. Comput., 2002)

The finite difference streamline diffusion method for the incompressible Navier-Stokes equations. - Tongjun Sun; Keying Ma (Appl. Math. Comput., 2004)

A priori error estimates for interior penalty discontinuous Galerkin method applied to nonlinear Sobolev equations. - Tongjun Sun; Danping Yang (Appl. Math. Comput., 2008)

A space-time discontinuous Galerkin method for linear convection-dominated Sobolev equations. - Tongjun Sun; Keying Ma (Appl. Math. Comput., 2009)

Parallel Galerkin domain decomposition procedures for wave equation. - Tongjun Sun; Keying Ma (J. Comput. Appl. Math., 2010)

Parallel Galerkin domain decomposition procedures based on the streamline diffusion method for convection-diffusion problems. - Keying Ma; Tongjun Sun (J. Comput. Appl. Math., 2011)

A Second Order Characteristic Method for Approximating Incompressible Miscible Displacement in Porous Media. - Tongjun Sun; Keying Ma (Int. J. Math. Math. Sci., 2012)

Parallel Nonoverlapping DDM Combined with the Characteristic Method for Incompressible Miscible Displacements in Porous Media. - Keying Ma; Tongjun Sun (Adv. Numer. Anal., 2013)

Domain decomposition procedures combined with H1-Galerkin mixed finite element method for parabolic equation. - Tongjun Sun; Keying Ma (J. Comput. Appl. Math., 2014)

Mixed finite element method and the characteristics-mixed finite element method for a slightly compressible miscible displacement problem in porous media. - Tongjun Sun; Yirang Yuan (Math. Comput. Simul., 2015)

Analysis on block-centered finite differences of numerical simulation of semiconductor device detector. - Yirang Yuan; Yunxin Liu; Changfeng Li; Tongjun Sun; Liqin Ma (Appl. Math. Comput., 2016)

A Priori Error Estimate of Stochastic Galerkin Method for Optimal Control Problem Governed by Stochastic Elliptic PDE with Constrained Control. - Tongjun Sun; Wanfang Shen; Benxue Gong; Wenbin Liu (J. Sci. Comput., 2016)

Mixed Volume Element-Characteristic Fractional Step Difference Method for Contamination from Nuclear Waste Disposal. - Changfeng Li; Yirang Yuan; Tongjun Sun; Qing Yang 030 (J. Sci. Comput., 2017)

A non-overlapping DDM combined with the characteristic method for optimal control problems governed by convection-diffusion equations. - Tongjun Sun; Keying Ma (Comput. Optim. Appl., 2018)

Mixed volume element combined with characteristic mixed finite volume element method for oil-water two phase displacement problem. - Yirang Yuan; Tongjun Sun; Changfeng Li; Yunxin Liu; Qing Yang 030 (J. Comput. Appl. Math., 2018)

Domain decomposition modified with characteristic mixed finite element of compressible oil-water seepage displacement and its numerical analysis. - Yirang Yuan; Chang Luo; Changfeng Li; Tongjun Sun (Parallel Comput., 2018)

The method of mixed volume element-characteristic mixed volume element and its numerical analysis for groundwater pollution in binary medium. - Yirang Yuan; Ming Cui; Changfeng Li; Tongjun Sun (Appl. Math. Comput., 2019)

The conservative and fourth-order compact finite difference schemes for regularized long wave equation. - Bo Wang; Tongjun Sun; Dong Liang 004 (J. Comput. Appl. Math., 2019)

Mixed volume element with characteristic mixed volume element method for compressible contamination treatment from nuclear waste. - Yirang Yuan; Changfeng Li; Tongjun Sun; Qing Yang 030 (Int. J. Comput. Math., 2021)

A priori error estimate of perturbation method for optimal control problem governed by elliptic PDEs with small uncertainties. - Mengya Feng; Tongjun Sun (Comput. Optim. Appl., 2022)

Two families of optimal ternary cyclic codes with minimal distance four. - Hai Zhao; Rong Luo; Tongjun Sun (Finite Fields Their Appl., 2022)

An adaptive hp-version stochastic Galerkin method for constrained optimal control problem governed by random reaction diffusion equations. - Liang Ge; Tongjun Sun (Comput. Appl. Math., 2022)

Second-order time discretization for reaction coefficient estimation of bilinear parabolic optimization problem with Neumann boundary conditions. - Caijie Yang; Tongjun Sun (Comput. Math. Appl., 2023)

A priori error estimates of VSBDF2 schemes for solving parabolic distributed optimal control problems. - Caijie Yang; Hongfei Fu 002; Tongjun Sun (Commun. Nonlinear Sci. Numer. Simul., 2024)

Estimating stresses driving tissue flows using a stokes inverse problem. - Y. H. Gao; P. Lin; X. L. Lu; Tongjun Sun; Cornelis J. Weijer (Int. J. Comput. Math., 2024)

An iterative proper orthogonal decomposition method for a parabolic optimal control problem. - Liuping Huang; Hai Zhao; Tongjun Sun (J. Appl. Math. Comput., 2024)

Adaptive perturbation method for optimal control problem governed by stochastic elliptic PDEs. - Mengya Feng; Tongjun Sun (Comput. Appl. Math., 2024)

Robust second-order VSBDF2 finite element schemes for parabolic distributed optimal control problems. - Caijie Yang; Tongjun Sun (J. Comput. Appl. Math., 2025)

Error analysis of a hybrid numerical method for optimal control problem governed by parabolic PDEs in random cylindrical domains. - Mengya Feng; Tongjun Sun (Adv. Comput. Math., 2025)