Sommerville, Duncan M'Laren Young An introduction to the geometry of n dimensions / by D. M. Y. Sommerville - 1st ed. - New York : Dover, 1958 - xvii. 196 p. : il., tablas Subjects--Topical Terms: MATEMATICASGEOMETRIAANGULOSGEOMETRIA ANALITICAGEOMETRIA PROYECTIVA Universal Decimal Class. No.: 513.8