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exponential integral

special function defined by an integral
Thing function Q1419948
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exponential integral

Summary

exponential integral is a function[1]. It draws 90 Wikipedia views per month (function category, ranking #36 of 114).[2]

Key Facts

  • exponential integral's instance of is recorded as function[3].
  • exponential integral's instance of is recorded as special function[4].
  • exponential integral's Commons category is recorded as Exponential integral[5].
  • exponential integral's Freebase ID is recorded as /m/02_f0d[6].
  • exponential integral's described by source is recorded as ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[7].
  • exponential integral's defining formula is recorded as \operatorname{Ei} x = \mathrm{PV}\int\limits_{-\infty}^x \frac{\mathrm{e}^t}{t} \mathrm{d}t[8].
  • exponential integral's MathWorld ID is recorded as ExponentialIntegral[9].
  • exponential integral's maintained by WikiProject is recorded as WikiProject Mathematics[10].
  • exponential integral's Microsoft Academic ID is recorded as 53819440[11].
  • exponential integral's in defining formula is recorded as \operatorname{Ei} x[12].
  • exponential integral's in defining formula is recorded as \mathrm{PV} \int\limits_a^b f(x) \mathrm{d}x[13].
  • exponential integral's Encyclopedia of Mathematics article ID is recorded as Integral_exponential_function[14].
  • exponential integral's OpenAlex ID is recorded as C53819440[15].
  • exponential integral's Great Russian Encyclopedia portal ID is recorded as integral-naia-pokazatel-naia-funktsiia-9514bf[16].

Why It Matters

exponential integral draws 90 Wikipedia views per month (function category, ranking #36 of 114).[2] It has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[17] It is known by 10 alternative names across languages and contexts.[18]

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . Freebase Data Dumps. wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . ISO 80000-2:2019 Quantities and units — Part 2: Mathematics. wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.
  14. [16] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] ↑ . Wikidata sitelinks. wikidata.org.
  3. [18] ↑ . 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). exponential integral. Retrieved May 3, 2026, from https://4ort.xyz/entity/exponential-integral
MLA “exponential integral.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/exponential-integral.
BibTeX @misc{4ortxyz_exponential-integral_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{exponential integral}}, year = {2026}, url = {https://4ort.xyz/entity/exponential-integral}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): exponential integral — https://4ort.xyz/entity/exponential-integral (retrieved 2026-05-03)

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