000 00318nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0195105192
082 _a510 C858
100 _aCOURANT,R
245 0 _aWHAT IS MATHEMATICS
260 _aNEW YORK
_bOXFORD
_c1996
300 _a566P., 23X15CMS.
942 _cBK
_2DDC
999 _c27470
_d27470