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Contract bridge probabilities. In the game of bridge mathematical probabilities play a significant role. Different declarer play strategies lead to success depending on the distribution of opponent's cards. To decide which strategy has highest likelihood of success, the declarer needs to have at least an elementary knowledge of probabilities.
Vacant Places. In the card game bridge, the law or principle of vacant places is a simple method for estimating the probable location of any particular card in the two unseen hands. It can be used both to aid in a decision at the table and to derive the entire suit division probability table. At the beginning of a deal, each of four hands ...
Principle of restricted choice. The principle of restricted choice is a guideline used in card games such as contract bridge to intuit hidden information. It may be stated as "The play of a card which may have been selected as a choice of equal plays increases the chance that the player started with a holding in which his choice was restricted ...
Contract bridge. Contract bridge, or simply bridge, is a plain trick-taking card game played with a standard 52-card deck. It is played by two pairs competing against each other, with the partners facing each other as in Whist . Millions of people play bridge worldwide in clubs, tournaments, online and socially, making it one of the world's ...
3b) (Noun) In duplicate bridge, a pivot table is a table where each pair will perform a pivot. This can only happen in a Howell movement, or another similar movement, where players move between East-West and North-South during the course of the game. Plafond A French, whist-like card game whose scoring foreshadowed that used in contract bridge.
Contract bridge diagram. The diagram is typical of that used to illustrate a deal of 52 cards in four hands in the game of contract bridge. [1] Each hand is designated by a point on the compass and so North–South are partners against East–West. Suit features include: The full deal diagram is usually drawn with North at the top, with the ...
The difference in percentages is so close (the Bridge Encyclopedia states that the finesse is a 50% probability of success holding 8 cards, while the drop has a 53% holding 9 cards) that the slightest inference might influence a player to choose to finesse or to drop with nine cards.
Zar Points (ZP) is a statistically derived method for evaluating contract bridge hands developed by Zar Petkov. The statistical research Petkov conducted in the areas of hand evaluation and bidding is useful to bridge players, regardless of their bidding or hand evaluation system. The research showed that the Milton Work point count method ...