e/Killer heuristic

Information
has gloss	eng: In competitive two-player games, the killer heuristic is a technique for improving the efficiency of alpha-beta pruning, which in turn improves the efficiency of the minimax algorithm. This algorithm has an exponential search time to find the optimal next move, so general methods for speeding it up are very useful.
lexicalization	eng: killer heuristic
instance of	(noun) a commonsense rule (or set of rules) intended to increase the probability of solving some problem heuristic program, heuristic rule, heuristic