Maximaxnoun
A strategy or algorithm that seeks to maximize the maximum possible result (that is, that prefers the alternative with the chance of the best possible outcome, even if its expected outcome and its worst possible outcome are worse than other alternatives); often used attributively, as "maximax strategy", "maximax approach", and so on.
Maximinnoun
In decision theory and game theory etc, a rule to identify the worst outcome of each possible option to find one's best (maximum payoff) play.
Maximinverb
To employ a maximin algorithm.