projective geometry

Noun

 * 1)  The branch of mathematics that investigates those properties of figures that are invariant under homographies, special kinds of spaces called projective spaces, and the geometric structures that inhabit them.

Translations

 * Finnish: projektiivinen geometria
 * French: géométrie projective
 * Italian: geometria proiettiva
 * Japanese: 射影幾何学
 * Macedonian: проекти́вна геоме́трија
 * Polish: geometria rzutowa
 * Russian: проекти́вная геоме́трия
 * Serbo-Croatian: projektivna geometrija