000 00272nam a2200109Ia 4500
008 190703s9999 xx 000 0 und d
082 _a530.15 C858
100 _aCOURANT,R
245 0 _aMETHODS OF MATHEMATICAL PHYSICS VOL.II
260 _aNEW DELHI
_bWiley
942 _cBB
_2DDC
999 _c6111
_d6111