000			00325nam a2200145Ia 4500
008			240723s9999 xx 000 0 und d
041			_aEnglish
084			_aB _bK0
100			_aA.R. Forsyth
245		0	_aCalculus of variation
260			_bDover Pub. _c1960
300			_ap.646
650			_aMathematics
942			_cBK
999			_c298473 _d298473