00345nam a2200121Ia 450000500170000000800410001702000150005808200180007310000210009124500670011226000330017930000110021220260205105220.0260111s9999||||xx |||||||||||||| ||und||  a0285637762  a793.74  B438T  aBenjamin, Arthur 0aThink Like a maths genius/ Arthur Benjamin and Michael Shermer  aLondonbSouvenir Pressc2066  a278 p.