Gain function

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A function defined on the set of situations in a game (cf. Games, theory of), the values of which are a numerical description of the utility of a player or of a team of players in a given situation.


The gain function is better known as the pay-off function.

How to Cite This Entry:
Gain function. N.N. Vorob'ev (originator), Encyclopedia of Mathematics. URL:
This text originally appeared in Encyclopedia of Mathematics - ISBN 1402006098