Symplectic geometry and analytical mechanics / Paulette Libermann and Charles-Michel Marle ; [transl. from the French] by Bertram Eugene SchwarzbachSymplectische variëteiten en Hamiltoniaanse mechanica / Willy SarletSymplectic geometry and analytical mechanics / Paulette Libermann and Charles-Michel Marle ; [transl. from the French] by Bertram Eugene Schwarzbach