III · Science
Variational methods
Subjects
Calculus of variations · Differential equations, Nonlinear · Hamiltonian systems · Nonlinear Differential equations · Differential equations, partial · Global analysis (Mathematics)
Language
ENG




![Cover of [William Wheeler Hubbell, authorized to apply for patents.] by United States. Congress. Senate. Committee on Patents](https://covers.openlibrary.org/b/id/10200621-M.jpg)
