000			00576nam a22001817a 4500
003			OSt
005			20220510152139.0
008			220510b |||||||| |||| 00| 0 eng d
082			_a620.0044 _bK96M
100			_aKumari, Umesh _eResearcher
245			_aA mathematical study of optimum policy for machine repair problem with spare in various vacation environment _cby Umesh Kumari; guided by D. C. Sharma
260			_c2022
300			_a183p.
653			_aQueueing system
653			_aGaussiaj membership function
700			_aSharma, D. C. _eGuide
942			_2ddc _cTH
999			_c24875 _d24875