Pruning Is Not Approximation
This video presents the same text shown beside it, spoken and on screen. It adds nothing the text does not say.
State
Alpha-beta returns the identical move and identical value that full minimax returns — elimination is exact, not approximate.
Show
The stall duel pruned and unpruned both answer Market Hall, value 5; only the leaf count differs.
Watch for
Ruling out what cannot matter is how exact answers get cheap — a lesson that returns wherever elimination appears.
Builds on
Unlocks
- Nothing yet depends on this.