Lee, Jong JunSome generalizations of small mass asymptotics of the motion of a particle moving in a force field (Smoluchowski-Kramers approximation) are considered.enSMALL MASS ASYMPTOTICS FOR PROBLEMS IN STOCHASTIC DIFFERENTIAL EQUATIONSDissertationMathematicsStatisticsPhysicshomogenizationsmall mass asymptoticsSmoluchowski-Kramers approximation