000 00384 a2200157 4500
003 OSt
008 241017b |||||||| |||| 00| 0 eng d
020 _a9789352837229
082 _a530.15 DAS
100 _aDass, H K and Verma, Rama
245 _aMathematical physics
260 _bS Chand and Company Ltd.
_c2024
_aDelhi
300 _a1416p
650 _aPhysics
942 _cBK
_2ddc
999 _c33943
_d33943