Here are entered discussions of the technique of writing operas --subdivision Dramaturgy under names of composers, e.g. Wagner, Richard, 1813-1883--Dramaturgy
Opérateur de Schrödinger. : Hypoelliptic estimates and spectral theory for Fokker-Planck operators and Witten Laplacians / Bernard Helffer, Francis Nier
2005
1
Opérateur hypoelliptique. : Hypoelliptic estimates and spectral theory for Fokker-Planck operators and Witten Laplacians / Bernard Helffer, Francis Nier
2005
1
Opérateurs différentiels. : Microlocal analysis for differential operators : an introduction / Alain Grigis, Johannes Sjöstrand
1994
1
Opérateurs elliptiques. : Extremum problems for eigenvalues of elliptic operators / Antoine Henrot
Here are entered works on the members of a film, television, or video production crew who are responsible for the focus and movement of the camera and for composing the picture. Works on the directors of photography who are in charge of all aspects of photography, including the lighting, for a film, television, or video production are entered under Cinematographers
--subdivision Service life under individual materials and types of materials and under individual land vehicles and types of land vehicles, e.g. Concrete--Service life; Automobiles--Service life