Yong, Jiongmin; Zhou, Xun Yu Stochastic controls. Hamiltonian systems and HJB equations. (English) Zbl 0943.93002 Applications of Mathematics. 43. New York, NY: Springer. xx, 438 p. (1999). Reviewer: A.Akutowicz (Berlin) MSC: 93-02 93E20 49L25 91G80 49L20 49N10 49J55 49K45 60G35 60H10 PDFBibTeX XMLCite \textit{J. Yong} and \textit{X. Y. Zhou}, Stochastic controls. Hamiltonian systems and HJB equations. New York, NY: Springer (1999; Zbl 0943.93002)
Chen, Xi; Zhou, Xun Yu Deterministic near-optimal controls with state constraints. (English) Zbl 0922.49007 Dyn. Contin. Discrete Impulsive Syst. 4, No. 4, 513-526 (1998). Reviewer: I.Bock (Bratislava) MSC: 49K15 93C15 PDFBibTeX XMLCite \textit{X. Chen} and \textit{X. Y. Zhou}, Dyn. Contin. Discrete Impulsive Syst. 4, No. 4, 513--526 (1998; Zbl 0922.49007)
Zhou, X. Y. Deterministic near-optimal control. I: Necessary and sufficient conditions for near-optimality. (English) Zbl 0826.49015 J. Optimization Theory Appl. 85, No. 2, 473-488 (1995). Reviewer: X.Y.Zhou (Hong Kong) MSC: 49K15 49L20 PDFBibTeX XMLCite \textit{X. Y. Zhou}, J. Optim. Theory Appl. 85, No. 2, 473--488 (1995; Zbl 0826.49015) Full Text: DOI