00656nam a2200205Ia 4500020001500000082001800015100002200033245008700055250000800142260003900150300002800189500005600217500000500273690000600278700000500284952011700289964001700406921001000423999001700433  a981270809X  a513bSt813.CS  aSteeb, Willi-Hans  aContinuous symmetries, lie algebras, differential equations and computer algebrab  a2nd  aNew JerseybWorld Scientificc2007  axiv, 457p. Bibl. Index.  a"Purchased under NBHM grant for the year 2007-2008"  a  a   a  00104070aISIbISId2008-03-26eABPLg299478.00l0o513 St813.CSpDP28138r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a29477  c29477d29477