000 00304nam a2200121Ia 4500
008 160710s1937 xx 000 0 und d
082 _a517 C 62 M
100 _aCOURANT,R.
245 _aMETHODS OF MATHEMATICAL PHYSICS
260 _bINTERSCIENCE PUBLISHERS,INC.
_c1937
300 _a561
942 _2ddc
_cB
999 _c14837
_d14837