Tongjun Sun

Publication Activity (10 Years)

Years Active: 2002-2024
Publications (10 Years): 17

Top Topics

Diffusion Equation

Optimal Control

Numerical Analysis

Perturbation Method

Top Venues

J. Comput. Appl. Math.

Comput. Appl. Math.

Appl. Math. Comput.

Comput. Optim. Appl.

Publications

Caijie Yang, Hongfei Fu, Tongjun Sun
A priori error estimates of VSBDF2 schemes for solving parabolic distributed optimal control problems. Commun. Nonlinear Sci. Numer. Simul. 135 (2024)
Liuping Huang, Hai Zhao, Tongjun Sun
An iterative proper orthogonal decomposition method for a parabolic optimal control problem. J. Appl. Math. Comput. 70 (1) (2024)
Mengya Feng, Tongjun Sun
Adaptive perturbation method for optimal control problem governed by stochastic elliptic PDEs. Comput. Appl. Math. 43 (2) (2024)
Caijie Yang, Tongjun Sun
Second-order time discretization for reaction coefficient estimation of bilinear parabolic optimization problem with Neumann boundary conditions. Comput. Math. Appl. 140 (2023)
Mengya Feng, Tongjun Sun
A priori error estimate of perturbation method for optimal control problem governed by elliptic PDEs with small uncertainties. Comput. Optim. Appl. 81 (3) (2022)
Hai Zhao, Rong Luo, Tongjun Sun
Two families of optimal ternary cyclic codes with minimal distance four. Finite Fields Their Appl. 79 (2022)
Liang Ge, Tongjun Sun
An adaptive hp-version stochastic Galerkin method for constrained optimal control problem governed by random reaction diffusion equations. Comput. Appl. Math. 41 (3) (2022)
Yirang Yuan, Changfeng Li, Tongjun Sun, Qing Yang
Mixed volume element with characteristic mixed volume element method for compressible contamination treatment from nuclear waste. Int. J. Comput. Math. 98 (1) (2021)
Bo Wang, Tongjun Sun, Dong Liang
The conservative and fourth-order compact finite difference schemes for regularized long wave equation. J. Comput. Appl. Math. 356 (2019)
Yirang Yuan, Ming Cui, Changfeng Li, Tongjun Sun
The method of mixed volume element-characteristic mixed volume element and its numerical analysis for groundwater pollution in binary medium. Appl. Math. Comput. 362 (2019)
Tongjun Sun, Keying Ma
A non-overlapping DDM combined with the characteristic method for optimal control problems governed by convection-diffusion equations. Comput. Optim. Appl. 71 (1) (2018)
Yirang Yuan, Tongjun Sun, Changfeng Li, Yunxin Liu, Qing Yang
Mixed volume element combined with characteristic mixed finite volume element method for oil-water two phase displacement problem. J. Comput. Appl. Math. 340 (2018)
Yirang Yuan, Chang Luo, Changfeng Li, Tongjun Sun
Domain decomposition modified with characteristic mixed finite element of compressible oil-water seepage displacement and its numerical analysis. Parallel Comput. 79 (2018)
Changfeng Li, Yirang Yuan, Tongjun Sun, Qing Yang
Mixed Volume Element-Characteristic Fractional Step Difference Method for Contamination from Nuclear Waste Disposal. J. Sci. Comput. 72 (2) (2017)
Tongjun Sun, Wanfang Shen, Benxue Gong, Wenbin Liu
A Priori Error Estimate of Stochastic Galerkin Method for Optimal Control Problem Governed by Stochastic Elliptic PDE with Constrained Control. J. Sci. Comput. 67 (2) (2016)
Yirang Yuan, Yunxin Liu, Changfeng Li, Tongjun Sun, Liqin Ma
Analysis on block-centered finite differences of numerical simulation of semiconductor device detector. Appl. Math. Comput. 279 (2016)
Tongjun Sun, Yirang Yuan
Mixed finite element method and the characteristics-mixed finite element method for a slightly compressible miscible displacement problem in porous media. Math. Comput. Simul. 107 (2015)
Tongjun Sun, Keying Ma
-Galerkin mixed finite element method for parabolic equation. J. Comput. Appl. Math. 267 (2014)
Keying Ma, Tongjun Sun
Parallel Nonoverlapping DDM Combined with the Characteristic Method for Incompressible Miscible Displacements in Porous Media. Adv. Numer. Anal. 2013 (2013)
Tongjun Sun, Keying Ma
A Second Order Characteristic Method for Approximating Incompressible Miscible Displacement in Porous Media. Int. J. Math. Math. Sci. 2012 (2012)
Keying Ma, Tongjun Sun
Parallel Galerkin domain decomposition procedures based on the streamline diffusion method for convection-diffusion problems. J. Comput. Appl. Math. 235 (15) (2011)
Tongjun Sun, Keying Ma
Parallel Galerkin domain decomposition procedures for wave equation. J. Comput. Appl. Math. 233 (8) (2010)
Tongjun Sun, Keying Ma
A space-time discontinuous Galerkin method for linear convection-dominated Sobolev equations. Appl. Math. Comput. 210 (2) (2009)
Tongjun Sun, Danping Yang
A priori error estimates for interior penalty discontinuous Galerkin method applied to nonlinear Sobolev equations. Appl. Math. Comput. 200 (1) (2008)
Tongjun Sun, Keying Ma
The finite difference streamline diffusion method for the incompressible Navier-Stokes equations. Appl. Math. Comput. 149 (2) (2004)
Tongjun Sun, Danping Yang
The finite difference streamline diffusion methods for Sobolev equations with convection-dominated term. Appl. Math. Comput. 125 (2-3) (2002)