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Darganfod data ar y pwnc

martingale: model in probability theory, used in gambling
martingale: betting strategy
martingale: item of horse tack
Doob's martingale inequality: inequality applying to (sub-)martingales
local martingale: stochastic process satisfying the localized martingale property: i.e. such that there exists a sequence of stopping times, almost surely increasing and almost surely diverging, such that the corresponding stopped processes are martingales
Doob martingale: mathematical construction of a martingale (with respect to a given filtration) approximating a given random variable; the evolving sequence of best approximations to the random variable based on information accumulated up to a certain time