Martingale
Progression yowirikiza betcha pambuyo poluza kulikonse. Onani gawo la Njira kuti mudziwe zimene imachita ndi zimene siimachita.
M’nkhani
Kupambana kwaung’ono pafupipafupi, kutayika kwakukulu mwa apo ndi apo. Kutayika koyembekezekamasamuKutayika koyembekezekaMtengo woyembekezeka kuchulukitsa ndi ndalama zonse zobetchedwa; kuchuluka kwapakati kwa ndalama zotayika mu gawo la masewera kapena nthawi inayake.Werengani yonse → pa dola lililonse lobetchedwa kudakali 2.70%, ndipo progressionnjiraProgressionLamulo lililonse limene limasintha ndalama zobetcha potengera zotsatira zakale. Maprogression olakwika amazikweza pambuyo poluza, abwino pambuyo popambana.Werengani yonse → imeneyi imabetcha zambiri.
Dzinali ndi mawu a m’khwalala a ku Provence a m’zaka za zana la 18; “martingale” inalinso lamba woletsa hatchi kuponya mutu wake kumbuyo, ndipo palibe amene akudziwa kuti tanthauzo liti linayamba.