The linear-quadratic control problem: some recent results and outstanding problems. (English) Zbl 0452.49003
MSC:
49J15 | Existence theories for optimal control problems involving ordinary differential equations |
49K15 | Optimality conditions for problems involving ordinary differential equations |
93C05 | Linear systems in control theory |
49J30 | Existence of optimal solutions belonging to restricted classes (Lipschitz controls, bang-bang controls, etc.) |
93B25 | Algebraic methods |