V
Venn diagram 72 , 129 , 205
von Lindemann, Ferdinand 22 , 26 , 82 , 199
von Neumann, John 188
W
weather forecasts 104 , 106 –7
Weinberg, Wilhelm 149 –51
Wiles, Andrew 196 , 199
X
x–y axes 205
Z
Zermelo-Fraenkel axioms 74 , 75
zero 4 –7, 10 , 202
zeta function 202 –3