00380nam a2200157Ia 4500008004100000020000900041035000900050082001500059100001900074245006400093250000600157260003900163300000800202500000600210650000600216210723s9999||||xx |||||||||||||| ||und||  aNULL  a7548  a516.5BMAX  aMaxwell, E. A. 0aGenral Homogeneous Coordinates In Space Of Three Dimensions  a-  aLondonbCambridge University Press  a169  a0  a-