000			00347nam a2200133Ia 4500
005			20260225044756.0
008			260224s9999||||xx |||||||||||||| ||und||
082			_a517.38 AYR
100			_aFrank Ayres
245		0	_aTheory and problems of differntial equations
260			_aNew York: McGraw-Hill Book Co. _c1972
300			_a295
942			_cBBS
999			_c5458 _d5458