00322nam a2200121 a 450000500170000002000150001708200200003210000190005224500570007125000120012826000410014030000190018120251203091913.0  a8170140382  a530.15,bD, Pra  aPrakash, Satya  aMathematical Physics (Including classical Mechanics)  a3rd ed.  aNew DelhibSultan Chand & sonsc1996  a1180p.c23 cm.