Tennis a new point. A game consists of a sequence of points played with the same player serving. A game is won by the first player to have won at least four points in total and at least two points more than the opponent. The running score of each game is described in a manner peculiar to tennis: scores from zero to three points are described as ""love"", ""15"", ""30"", and ""40"", respectively. If at least three points have been scored by each player, making the player's scores equal at 40 apiece, the score is not called out as "40-40", but
Zero-sum game to a zero-sum game with "n" + 1 players; the ("n" + 1)th player representing the global profit or loss. Zero-sum games and particularly their solutions are commonly misunderstood by critics of game theory, usually with respect to the independence and rationality of the players, as well as to the interpretation of utility functions. Furthermore, the word "game" does not imply the model is valid only for recreational games. Politics is sometimes called zero sum. In psychology, zero-sum thinking refers to the perception that a situation is like a zero-sum game, where one person's gain is another's loss. Zero-sum game