000 00257nam a2200109Ia 4500
008 190829s9999||||xx |||||||||||||| ||und||
100 _aWorkman, W P
245 0 _aMemoranda Mathematica
260 _bOxford
_aLondon
_c1912
650 _aMathematics
942 _cBK
999 _c9348
_d9348