9780195128420 | Oxford Univ Pr on Demand, October 28, 1999, cover price $65.00 |
About this edition: Explores history to find evidence that humans have long struggled with the concept of zero, from the Greeks who may or may not have known of it, to the East where it was first used, to the modern-day desktop PC, which uses it as an essential letter in its computational alphabet
9780195142372 | Oxford Univ Pr, December 7, 2000, cover price $14.99 |
About this edition: A symbol for what is not there, an emptiness that increases any number it's added to, an inexhaustible and indispensable paradox.