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003 OSt
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024 _a2993
037 _cTheses
040 _aCRL
_cCRL
_beng
041 _2eng
_aeng
100 _aBhamini M P
_9523140
110 _aUniversity of Delhi. Faculty of Mathematical Sciences. Department of Mathematics
245 0 _aRoles of semi-open sets in general topology
260 _c1983
650 _aMATHEMATICS
700 _a Dr. S P Arya Gu.
_9523141
700 _aUniversity of Delhi. Faculty of Mathematical Sciences. Department of Mathematics
942 _cDIS
_2CC
999 _c856999
_d856999