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natural logarithm

logarithm to the base of the mathematical constant e
Thing type_of_mathematical_function Q204037
natural logarithm
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Summary

natural logarithm is a type of mathematical function[1]. It ranks in the top 8% of type of mathematical function entities by monthly Wikipedia readership (10,451 views/month).[2]

Key Facts

  • Instance of: elementary function[3], logarithm[4]
  • Subclass of: polylogarithm[5], logarithm[6]
  • Described by source: ISO 80000-2:2019 Quantities and units — Part 2: Mathematics[7]
  • Definition domain: set of positive real numbers[8]
  • Codomain: set of real numbers[9]
  • Partial function domain: set of non-negative real numbers[10]
  • Uses: Euler's number[11]
  • Maintained by WikiProject: WikiProject Mathematics[12]
  • Mathematical inverse: natural exponential function[13]

Why It Matters

natural logarithm has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[14] It is known by 75 alternative names across languages and contexts.[15]

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] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [14] ↑ . Wikidata sitelinks. wikidata.org.
  3. [15] ↑ . 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). natural logarithm. Retrieved October 17, 2026, from https://4ort.xyz/entity/natural-logarithm
MLA “natural logarithm.” 4ort.xyz Knowledge Graph, 4ort.xyz, 17 Oct. 2026, https://4ort.xyz/entity/natural-logarithm.
BibTeX @misc{4ortxyz_natural-logarithm_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{natural logarithm}}, year = {2026}, url = {https://4ort.xyz/entity/natural-logarithm}, note = {Accessed: 2026-10-17}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): natural logarithm — https://4ort.xyz/entity/natural-logarithm (retrieved 2026-10-17)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 22w ago · Twofivesixbot bot · 2026-05-18 view diff on Wikidata ↗
    Local thumb → —
    "/* wbsetclaim-update-qualifiers:1||1|4 */ Yso id: 11567, mv to monolingual text names on YSO statements"
  2. 23w ago · ~2026-28197-63 · 2026-05-09 view diff on Wikidata ↗
    Uses → —
    Codomain → set of real numbers
    Instance of → —
    Instance of → type of mathematical function, elementary function, logarithm
    + 10 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1|2 */ Uses: Euler's number"
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