Calculus of variations 36 Calculus of variation-- Analysis-- Mathematics 17 Mathematical optimization 7 Control theory 6 Differential equations 6 Mathematical analysis 4 Mathematics 3 Algebras, Linear 2 Engineering mathematics 2 Hamiltonian systems 2 Mathematical physics 2 Maxima and minima 2 Mechanics 2 Boundary value problems 1 Calculus of tensors 1 Calculus of variations and optimal control; optimization 1 Calculus of variations, mathematical analysis 1 Chemistry, Physical and theoretical 1 Differential equations, Nonlinear 1 Differential equations, Partial 1 Differential forms 1 Dynamical systems and ergodic theory 1 Eigenvalues 1 Existence theorems 1 Fluid mechanics 1 Functional analysis 1 Functions 1 General -- General and miscellaneous specific topics -- Problem books 1 Geometry, Differential 1 Geometry, Riemannian 1