Unequal

An exciting "new perspective on equality and difference" (Stephon Alexander) that shows why the familiar equal sign isn’t just a marker of sameness but a gateway into math’s—and humanity’s—most profound questions "Eugenia Cheng has opened up my mind to the wondrous world of pure mathematics in a way that I never thought was possible."―Willow Smith, singer and actress Math is famous for its equations: 1 + 1 = 2, a^2 + b^2 = c^2 , or y = mx + b . Much of the time it can seem like that’s