Hand history Hand history A hand history is a record of the action in an online poker hand. These records are generated by poker sites, and used internally to track player behavior and provide a verifiable log to resolve player disputes. If the poker site and client permit it, plain text versions of hand histories may be made available to players, which facilitates personal record-keeping and the sharing of interesting or problematic hands. A typical hand history will contain the following information: While the internal version of the hand history will display all hole cards, the version made available to a player
Poker probability Poker probability In poker, the probability of each type of 5-card hand can be computed by calculating the proportion of hands of that type among all possible hands. Probability and gambling have been an idea since long before the invention of poker. The development of probability theory in the late 1400s was attributed to gambling; when playing a game with high stakes, players wanted to know what the chance of winning would be. In 1494, Fra Luca Paccioli released his work "Summa de arithmetica, geometria, proportioni e proportionalita" which was the first written text on probability. Motivated by Paccioli’s work,