TY  - BOOK
TI  - Biometrika  : Vol.-42
U1  - 574.015 19 
PY  - 1955///
CY  - London
PB  - The Biometrika Office, University College
KW  - Bio ScienceCOORDINATE SYSTEM: DIRECTIONS, PLANES AND LINES, SPHERE, HOMOGENEOUS COORDINATES, GENERAL EQUATION OF THE SECOND DEGREE, QUADRIC IN CARTESIAN COORDINATES, INTERSECTION OF QUADRICS: SYSTEMS OF QUADRICS
ER  -