av Morvan, Jean-Marie
For instance, ifG is the 1 N group of projective transformations of E , then the property ofS being a circle is geometric forG but not forG , while the property of being a conic or a straight 0 1 line is geometric for bothG andG .
BOK (Häftad). Springer-Verlag Berlin and Heidelberg GmbH & Co. KG, 2010-10-28 Engelska.