000			00517nam a2200205Ia 4500
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020			_a0045170029 _c£0.80
040			_aMAIN
041			_aEnglish
082			_a515.35 _bHEA
100			_aHeading, John
245		0	_aOrdinary differential equations
260			_aLondon _b; George Allen _c, 1971
300			_a92p.
650			_aDifferential Equations
650			_aMathematical Analysis
650			_aMathematics
942			_cBK
999			_c113391 _d113391