TY - BOOK AU - Olver,Peter J. TI - Equivalence, Invariants and Symmetry SN - 9780511609565 (ebook) PY - 2012/// CY - Cambridge PB - The University Press KW - Geometry, Differential N1 - Includes bibliographic references and index UR - http://dx.doi.org/10.1017/CBO9780511609565 ER -