000 00283nam a2200109 4500
008 160616s 000 0
245 _aMathematica a system for doing mathematics by computers
100 _aWolfram, S
500 _aD6,8(B) M823
942 _cBK
_2BK98
_01
080 _a681.3.06 WOL
999 _c98
_d98