000			00625nam a2200217Ia 4500
001			14781
005			20250221150753.0
008			250214s9999||||xx |||||||||||||| ||und||
020			_a038797556X
100			_aO'Malley, Robert E
245		0	_aSingular perturbation methods for ordinary differential equations
260			_aNew York
260			_bSpringer
260			_c1991
300			_aviii, 225p. : ill.
490			_aApplied mathematical sciences ; vol. 89
500			_aIncludes bibliographical references and index.
650			_aDifferential equations -- Ordinary
650			_aPerturbation
942			_cBK
999			_c30822 _d30822