A Nash equilibrium of a strategic game is a profile of strategies 
, where 
(
is the strategy set of player 
), such that for each player 
, 
, 
, where 
and 
.
Another way to state the Nash equilibrium condition is that 
solves 
for each 
. In words, in a Nash equilibrium, no player has an incentive
to deviate from the strategy chosen, since no player can choose a better strategy
given the choices of the other players.
The Season 1 episode "Dirty Bomb" (2005) of the television crime drama NUMB3RS mentions Nash equilibrium.
