St. Petersburg paradox

paradox involving a game with repeated coin flipping
Thing paradox Q874375
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Summary

St. Petersburg paradox is a paradox[1]. It draws 596 Wikipedia views per month (paradox category, ranking #14 of 104).[2]

Key Facts

  • St. Petersburg paradox is credited with the discovery of Daniel Bernoulli[3].
  • St. Petersburg paradox's instance of is recorded as paradox[4].
  • St. Petersburg paradox's instance of is recorded as mathematical concept[5].
  • Saint Petersburg is named after St. Petersburg paradox[6].
  • St. Petersburg paradox's Freebase ID is recorded as /m/02cx9v[7].
  • St. Petersburg paradox's Encyclopædia Britannica Online ID is recorded as topic/St-Petersburg-paradox[8].
  • St. Petersburg paradox's defining formula is recorded as \begin{aligned}E&={\frac {1}{2}}\cdot 2+{\frac {1}{4}}\cdot 4+{\frac {1}{8}}\cdot 8+{\frac {1}{16}}\cdot 16+\cdots \&=1+1+1+1+\cdots \&=\infty\end{aligned}[9].
  • St. Petersburg paradox's MathWorld ID is recorded as SaintPetersburgParadox[10].
  • St. Petersburg paradox's Stanford Encyclopedia of Philosophy ID is recorded as paradox-stpetersburg[11].
  • St. Petersburg paradox's PhilPapers topic is recorded as st-petersburg-paradox[12].
  • St. Petersburg paradox's Quora topic ID is recorded as St-Petersburg-Paradox[13].
  • St. Petersburg paradox's Wolfram Language entity code is recorded as Entity["FamousMathProblem", "SaintPetersburgParadox"][14].
  • St. Petersburg paradox's maintained by WikiProject is recorded as WikiProject Mathematics[15].
  • St. Petersburg paradox's Microsoft Academic ID is recorded as 2776758771[16].
  • St. Petersburg paradox's Great Russian Encyclopedia portal ID is recorded as sankt-peterburgskii-paradoks-3719c8[17].

Body

Works and Contributions

St. Petersburg paradox is credited with the discovery of Daniel Bernoulli[3].

Why It Matters

St. Petersburg paradox draws 596 Wikipedia views per month (paradox category, ranking #14 of 104).[2] It has Wikipedia articles in 20 language editions, a strong signal of global cultural recognition.[18] It is known by 18 alternative names across languages and contexts.[19]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . Freebase Data Dumps. wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . Quora. wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.
  3. [19] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). St. Petersburg paradox. Retrieved October 13, 2026, from https://4ort.xyz/entity/st-petersburg-paradox
MLA “St. Petersburg paradox.” 4ort.xyz Knowledge Graph, 4ort.xyz, 13 Oct. 2026, https://4ort.xyz/entity/st-petersburg-paradox.
BibTeX @misc{4ortxyz_st-petersburg-paradox_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{St. Petersburg paradox}}, year = {2026}, url = {https://4ort.xyz/entity/st-petersburg-paradox}, note = {Accessed: 2026-10-13}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): St. Petersburg paradox — https://4ort.xyz/entity/st-petersburg-paradox (retrieved 2026-10-13)

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