Control of Infinite Dimensional Systems

              Controllability and observability of a hear equation with hyperbolic memory kernel
            Jounral of Differential Equations, 247 (2009), 2395-2439. (Article)               Optimality Conditions for Semilinear Elliptic Equations with Leading Term Containing Controls
            SIAM Jounral on Control and Optimization, 48 (2009), 2366-2387. (Article)
  • Xiaoyu Fu, Jiongmin Yong, and Xu Zhang
              Exact controllability for multidimensional semilinear hyperbolic equations
            SIAM Jounral on Control and Optimization, 46 (2007), 1578-1614. (Article)
  • Liping Pan and Jiongmin Yong
            Optimal control for quasilinear retarded parabolic systems
            The Australian & New Zealand Industrial and Applied Mathematics Journal, 42 (2001), 532-551.
  • Suzanne Lenhart, Vladimir Protopopescu, and Jiongmin Yong
            Identification of boundary shape and reflectivity in a wave equation by optimal control techniques
            Differential and Integral Equations, 13 (2000), 941-972.
  • Mary Elizabeth Bradley, Suzanne Lenhart, and Jiongmin Yong
           Bilinear optimal control of the velocity term in a Kirchhoff plate equation
            Journal of Mathematical Analysis and Applications, 238 (1999), 451-467.
            (Article)
  • Kangsheng Liu and Jiongmin Yong
           Rapid exact controllability of the wave equation by controls distributed on a time-variant subdomain
            Chinese Annals of Mathematics, Ser. B , 20 (1999), 65-76.
            (Article)
  • Zhuangyi Liu and Jiongmin Yong
           Qualitative properties of certain C_0 semigroups arising in elastic systems with various dampings
            Advances in Differential Equations, 3 (1998), 643-686.
  • David R. Adams, Suzanne Lenhart, and Jiongmin Yong
           Optimal control of the obstacle for an elliptic variational inequality
            Applied Mathematics and Optimization, 38 (1998), 121-140.
            (Article)
  • Suzanne Lenhart, Vladimir Protopopescu, and Jiongmin Yong
           Optimal control of a reflection boundary coefficient in an acoustic wave equation
            Applicable Analysis, 68 (1998), 179-194.
  • Eduardo Casas, Luis A. Fernández, and Jiongmin Yong
           Optimal control of quasilinear parabolic equations
           Proceedings of the Royal Society of Edinburgh, Section A, 125 (1995), 545-565.
  • Bei Hu and Jiongmin Yong
           Pontryagin maximum principle for semilinear and quasilinear parabolic equations with pointwise state constraints
           SIAM Journal on Control and Optimization, 33 (1995), 1857-1880.
           (Article)
  • Jiongmin Yong
           Optimality conditions for controls of semilinear evolution systems with mixed constraints
           Discrete and Continuous Dynamic Systems, 1 (1995), 371-388.
  • Suzanne Lenhart and Jiongmin Yong
           Optimal control for degenerate parabolic equations with logistic growth
           Nonlinear Analysis - Theory and Applications, 25 (1995), 681-698.
           (Article)
  • Eduardo Casas and Jiongmin Yong
           Maximum principle for state-constrained optimal control problems governed by quasilinear elliptic equations with pointwise state constraints
           Differential Integral Equations, 8 (1995), 1-18.
  • Jiongmin Yong
           Necessary conditions for minimax control problems of second order elliptic partial differential equations
           Kodai Mathematical Journal, 16 (1993), 469-486.
           (Article)
  • Jiongmin Yong
           Optimal control for nonlinear abstract evolution systems
           Differential Integral Equations, 6 (1993), 1145-1159.
          
  • Jiongmin Yong
           Infinite-dimensional Volterra-Stieltjes evolution equations and related optimal control problems
           SIAM Journal on Control and Optimization, 31 (1993), 539-568.
           (Article)
  • Jiongmin Yong
           Existence theory of optimal controls for distributed parameter systems
           Kodai Mathematical Journal, 15 (1992), 193-220.
           (Article)
  • Jiongmin Yong
           Pontryagin maximum principle for semilinear second order elliptic partial differential equations and variational inequalities with state constraints
           Differential Integral Equations, 5 (1992), 1307-1334.
          
  • Jiongmin Yong and Pingjian Zhang
           Necessary conditions of optimal impulse controls for distributed parameter systems
           Bulletin of Australia Mathematical Society, 45 (1992), 305-326.
          
  • Jiongmin Yong
           Time optimal controls for semilinear distributed parameter systems---existence theory and necessary conditions
           Kodai Mathemaitcal Journal, 14 (1991), 239-253.
           (Article)
  • Xunjing Li and Jiongmin Yong
           Necessary conditions for optimal control of distributed parameter systems
           SIAM Journal on Control and Optimization, 29 (1991), 895-908.
           (Article)
  • Jiongmin Yong
           Optimal controls for distributed parameter systems with mixed constraints
           Colloquium Mathematicum, 60/61 (1990), 35-48.
          
  • Avner Friedman, Shaoyun Huang, and Jiongmin Yong
           Optimal periodic control for the two-phase Stefan problem
           SIAM Journal on Control and Optimization, 26 (1988), 23-41.
           (Article)
  • Avner Friedman, Shaoyun Huang, and Jiongmin Yong
           Bang-bang optimal control for the dam problem
           Applied Mathematics and Optimization, 15 (1987), 65-85.
           (Article)