EntityQ7268374· pop 7· linked from 212 articlesquadratic variationSign in to savequantity defined for a stochastic process; its finiteness ensures that stochastic calculus works properlyConnectionsmartingaleEntityMarkov chainEntitystochastic processEntitytime seriesEntityqueueing theoryEntityPoisson processEntitystochastic calculusEntitypartition of an intervalEntitycàdlàg functionEntityItō calculusEntityoptional stopping theoremEntityfiltrationEntityrenewal theoryEntitymathematicsEntitystatisticsEntityInternational Standard Book NumberEntitydigital object identifierEntityprobability theoryEntitymachine learningEntityBrownian motionEntityCategoriesStochastic processes