ON THE NECESSARY CONDITION FOR OPTIMAL CONTROL OF NONLINEAR SYSTEMS Open PDF Document Details Document Type Technical Report Publication Date Jun 13, 1963 Accession Number AD0408993 Entities People Hubert Halkin Organizations Stanford University Tags Communities of Interest Space Weapons Technologies DTIC Thesaurus Topics Applied Mathematics Calculus Of Variations Control Systems Difference Equations Differential Equations Engineering Equations Geometry Linear Differential Equations Linear Systems Mathematics Nonlinear Systems Partial Differential Equations Point Theorem Quantum Mechanics Real Numbers Trajectories