00575nam a2200205Ia 450000500170000000800460001703700110006304000080007404000080008204000080009004100080009804100080010608400080011410000470012224500800016926000090024930000100025865000160026870000850028420260430150046.0008  250103s9999    xx            000 0 eng d  aTheses  aCRL  beng  ceng  2eng  aeng  qCRL  aDharmendra Kumar Au.; Srivastava Sachi Gu. 0aConservativity, stability and perturbations of quantum dynamical semigroups  c2022  a135p.  aMathematics  aUniversity of Delhi. Faculty of Mathematical Sciences. Department of Mathematics