TY - GEN AU - Olver,Peter J. TI - Equivalence, invariants and symmetry SN - 0521101042 U1 - 512 PY - 2009/// CY - [S.l.] PB - Cambridge University Press KW - Science/Mathematics KW - Algebra KW - Geometry KW - Mathematics & science KW - Mathematics KW - Algebra - General KW - Differential Equations KW - MATHEMATICS / Differential Equations KW - Mathematics / Algebra / General KW - Mathematics : Differential Equations N1 - Paperback ER -