000 00850nam a2200253Ia 4500
003 OSt
005 20220930073206.0
006 a|||||r|||| 00| 0
007 ta
008 220926b |||||||| |||| 00| 0 eng d
024 _a28578
037 _cTheses
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
100 _aTripathi Satya Prakash
_9531155
110 _aUniversity of Delhi. Faculty of Mathematical Sciences. Department of Mathematics
245 0 _aCohomology algebra of orbit spaces under free actions and hopficity of the ploynomial rings
260 _c1999
650 _aMATHEMATICS
700 _a Tej Bahadur Singh Gu.
_9531156
700 _aUniversity of Delhi. Faculty of Mathematical Sciences. Department of Mathematics
942 _cDIS
_2CC
999 _c864755
_d864755