Definition of Petersburg paradox in English:

Petersburg paradox


  • Also "St Petersburg paradox", "Petersburg problem", "St Petersburg problem". A paradox associated with certain betting games, for which calculation shows the expected winnings to be unlimited, but which are nevertheless unattractive to players because of the high probability of only a small payout.


Mid 19th century; earliest use found in Isaac Todhunter (1820–1884), mathematician and historian of mathematics. From the name of St Petersburg (Russian Sankt-Peterburg), Russian city, home to a scientific academy in whose transactions the problem was first discussed by Daniel Bernoulli + paradox.


Petersburg paradox

/ˈpiːtəzbəːɡ ˌparədɒks/