Names for the number 0 in English the first recorded usage of the word "love" to mean "no score" is by Hoyle in 1742 (OED, 2nd Edition). BBC Radio 5 Live has broadcast spin-off versions of its football phone-in 6-0-6 (""six-oh-six"") focused on cricket and tennis, branded as "6-Duck-6" and "6-Love-6" respectively, in the summer months during the soccer off-season. Another name for 0 that is used in sports is "nil". This is derived from the Latin word "nihil", which means "nothing". Although common in British English, in football results and the like, it is only used infrequently in U.S. English. The British "nil" is not slang,
Zero-sum game Zero-sum game In game theory and economic theory, a zero-sum game is a mathematical representation of a situation in which each participant's gain or loss of utility is exactly balanced by the losses or gains of the utility of the other participants. If the total gains of the participants are added up and the total losses are subtracted, they will sum to zero. Thus, cutting a cake, where taking a larger piece reduces the amount of cake available for others, is a zero-sum game if all participants value each unit of cake equally (see marginal utility). In contrast, non-zero-sum describes