000 00346nam a22001217a 4500
020 _a978-1-78828-081-5
082 _aCir. 510.9 Sn67 C2018
100 _aRobert Snedden
245 _aProblem Solved: the great breakthroughs in mathematics
260 _aLondon:
_bArcturus Publishing Limited;
_cC2018.
300 _b192p.: ill.; 24cm
942 _cBK
999 _c3641
_d3641