A technique used by computer programmers to cut down the number of possible moves a computer has to evaluate before choosing the best move.
ECHESSPEDIA
Quotes of the Day
When you see a good move, look for a better one
Emanuel Lasker
Chess is beautiful enough to waste your life for.
Hans Ree
There was a moment at the beginning when the machines were a positive, but lately we’ve being passing to the other extreme. Now it seems that a move isn’t good unless the machine says so.
Veselin Topalov 2016
My relation with Korchnoi depends on whether he has slept well. If he had bad dreams, he speaks a lot of rubbish.
Anatoly Karpov 2005
When I am White I win because I am White. When I am Black I win because I am Bogoljubov.
Efim Bogoljubov