Johann Heinrich Lambert

German mathematician, physicist and astronomer (1728-1777)
Person human Q122999
Johann Heinrich Lambert
Godefroy Engelmann · Public Domain · Wikimedia
Press Enter · cited answer in seconds

Summary

Johann Heinrich Lambert was born on August 26, 1728[1], in Mulhouse[2]. He died on September 25, 1777[3], in Berlin[4]. He worked as a mathematician[5], astronomer[6], physicist[7], philosopher[8], and writer[9]. He ranks in the top 0.72% of human entities by monthly Wikipedia readership (1,109 views/month, #7,198 of 1,000,298).[10]

Key Facts

  • Country of citizenship: Republic of Mulhouse[11], France[12]
  • Native language: French[13]
  • Field of work: mathematics[14]
  • Employer: Johann Rudolf Iselin[15], Peter de Salis[16], Bavarian Academy of Sciences and Humanities[17], Royal Prussian Academy of Sciences[18]
  • Educated at: University of Göttingen[19]
  • Doctoral advisor: Abraham Gotthelf Kästner[20], Tobias Mayer[21]
  • Notable work: Photometria[22], Cosmologische Briefe[23], Die Theorie der Parallellinien[24], Lambert W function[25], Lambert conformal conic projection[26], Lambert series[27], Lambert's cosine law[28], Beer–Lambert law[29], Lambertian reflectance[30], Neues Organon oder Gedanken über die Erforschung und Bezeichnung des Wahren[31]
  • Member of: Royal Prussian Academy of Sciences[32], Bavarian Academy of Sciences and Humanities[33], Göttingen Academy of Sciences and Humanities in Lower Saxony[34]
  • Religion or worldview: Protestantism[35]
  • Sex or gender: male[36]
  • Commons category: Johann Heinrich Lambert[37]
  • Archives at: Q81164803[38]
  • Family name: Lambert[39]
  • Given name: Johann[40], Heinrich[41]
  • Topic's main category: Category:Johann Heinrich Lambert[42]
  • Commons gallery: Johann Heinrich Lambert[43]
  • Described by source: Nordisk familjebok[44], Great Soviet Encyclopedia (1969–1978)[45], Riemann's Music Dictionary[46]

Body

Works and Contributions

Things named for Johann Heinrich Lambert include Beer–Lambert law[47], a physical law[48]; Lambert W function[49], a function[50]; Lambert azimuthal equal-area projection[51], a map projection[52]; Lambert cylindrical equal-area projection[53], a map projection[54]; Lambert's cosine law[55], a physical law[56]; Lambert series[57]; Lambert quadrilateral[58]; and lambert[59].

Why It Matters

Johann Heinrich Lambert has Wikipedia articles in 27 language editions, a strong signal of global cultural recognition.[60] He is known by 59 alternative names across languages and contexts.[61]

He is credited with the discovery of Lambert conformal conic projection[62], a map projection[63]. Entities named for him include Beer–Lambert law[47], a physical law[48]; Lambert W function[49], a function[50]; Lambert azimuthal equal-area projection[51], a map projection[52]; Lambert cylindrical equal-area projection[53], a map projection[54]; Lambert's cosine law[55], a physical law[56]; and Lambert series[57].

FAQs

Where was Johann Heinrich Lambert born?

Johann Heinrich Lambert's place of birth was Mulhouse[2].

Where did Johann Heinrich Lambert die?

Johann Heinrich Lambert died in Berlin[4].

What did Johann Heinrich Lambert do for work?

Johann Heinrich Lambert worked as a mathematician[5], astronomer[6], physicist[7], philosopher[8], and writer[9].

Where did Johann Heinrich Lambert go to school?

Johann Heinrich Lambert was educated at University of Göttingen[19].

What did Johann Heinrich Lambert discover?

Johann Heinrich Lambert is credited as discoverer of Lambert conformal conic projection[62].

References

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

Direct Wikidata claims

  1. [2] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  2. [4] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  3. [36] ↑ . BnF authorities. Retrieved . wikidata.org.
  4. [11] ↑ . wikidata.org.
  5. [12] ↑ . BnF authorities. data.bnf.fr. Provenance: wikidata.org.
  6. [19] ↑ . Mathematics Genealogy Project. wikidata.org.
  7. [14] ↑ . wikidata.org.
  8. [13] ↑ . wikidata.org.
  9. [5] ↑ . wikidata.org.
  10. [6] ↑ . wikidata.org.
  11. [7] ↑ . wikidata.org.
  12. [8] ↑ . wikidata.org.
  13. [9] ↑ . Library of the World's Best Literature. wikidata.org.
  14. [15] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  15. [16] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  16. [17] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  17. [18] ↑ . MacTutor History of Mathematics archive. wikidata.org.
  18. [35] ↑ . wikidata.org.
  19. [20] ↑ . Mathematics Genealogy Project. wikidata.org.
  20. [21] ↑ . Mathematics Genealogy Project. wikidata.org.
  21. [37] ↑ . wikidata.org.
  22. [32] ↑ . wikidata.org.
  23. [33] ↑ . wikidata.org.
  24. [34] ↑ . wikidata.org.
  25. [38] ↑ . kalliope-verbund.info. kalliope-verbund.info. Provenance: wikidata.org.
  26. [1] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  27. [3] ↑ . Integrated Authority File. Retrieved . wikidata.org.
  28. [39] ↑ . wikidata.org.
  29. [40] ↑ . wikidata.org.
  30. [41] ↑ . wikidata.org.
  31. [22] ↑ . wikidata.org.
  32. [23] ↑ . wikidata.org.
  33. [24] ↑ . wikidata.org.
  34. [25] ↑ . wikidata.org.
  35. [26] ↑ . wikidata.org.
  36. [27] ↑ . wikidata.org.
  37. [28] ↑ . wikidata.org.
  38. [29] ↑ . wikidata.org.
  39. [30] ↑ . wikidata.org.
  40. [31] ↑ . wikidata.org.
  41. [42] ↑ . wikidata.org.
  42. [43] ↑ . wikidata.org.
  43. [44] ↑ . wikidata.org.
  44. [45] ↑ . wikidata.org.
  45. [46] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [62] ↑ . wikidata.org. → on this site
  2. [47] ↑ . wikidata.org. → on this site
  3. [49] ↑ . wikidata.org. → on this site
  4. [51] ↑ . wikidata.org. → on this site
  5. [53] ↑ . wikidata.org. → on this site
  6. [55] ↑ . wikidata.org. → on this site
  7. [57] ↑ . wikidata.org. → on this site
  8. [58] ↑ . wikidata.org. → on this site
  9. [59] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [63] ↑ . Wikidata. wikidata.org. → on this site
  2. [48] ↑ . Wikidata. wikidata.org. → on this site
  3. [50] ↑ . Wikidata. wikidata.org. → on this site
  4. [52] ↑ . Wikidata. wikidata.org. → on this site
  5. [54] ↑ . Wikidata. wikidata.org. → on this site
  6. [56] ↑ . Wikidata. wikidata.org. → on this site

Aggregate / graph-position facts

  1. [10] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [60] ↑ . Wikidata sitelinks. wikidata.org.
  3. [61] ↑ . 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). Johann Heinrich Lambert. Retrieved October 10, 2026, from https://4ort.xyz/entity/johann-heinrich-lambert
MLA “Johann Heinrich Lambert.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/johann-heinrich-lambert.
BibTeX @misc{4ortxyz_johann-heinrich-lambert_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Johann Heinrich Lambert}}, year = {2026}, url = {https://4ort.xyz/entity/johann-heinrich-lambert}, note = {Accessed: 2026-10-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Johann Heinrich Lambert — https://4ort.xyz/entity/johann-heinrich-lambert (retrieved 2026-10-10)

Canonical URL: https://4ort.xyz/entity/johann-heinrich-lambert · Last refreshed:

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. 4d ago · Epìdosis · 2026-10-07 view diff on Wikidata ↗
    Nlb authority id (belarus) → NLB-ar5256959
    Claims rich → —
    "/* wbcreateclaim-create:1| */ Nlb authority id (belarus): NLB-ar5256959, [[:toollabs:quickstatements/#/batch/289738|batch #289738]]"
  2. 4d ago · Bargioni · 2026-10-07 view diff on Wikidata ↗
    Claims rich → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/58213|batch #58213]]: add P1810 to P396"
  3. 5d ago · Bargioni · 2026-10-06 view diff on Wikidata ↗
    Wikipedia languages → ['als', 'ar', 'arz', 'az', 'azb', 'be', 'bg', 'ca', 'commons', 'cs', 'de', 'el',
    Sbn author id → IEIV029236, PISV003604
    Claims rich → —
    "/* wbsetclaim-create:1||1 */ Sbn author id: PISV003604, Matched to [[:toollabs:mix-n-match/#/entry/326808589|Johann Heinrich Lamberts (#326808589)]] in [[:toollabs:mix-n-match/#/catalog/8551|SBN p"
  4. 13w ago · Nyuhn · 2026-07-10 view diff on Wikidata ↗
    P14541 → 2sbqoZ
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/40849|batch #40849]]: ZGBK ID"
  5. 14w ago · Printstream · 2026-07-04 view diff on Wikidata ↗
    P14608 → 118568876
    "/* wbcreateclaim-create:1| */ P14608: 118568876, #quickstatements; #temporary_batch_1783130387391"
  6. 14w ago · Printstream · 2026-07-01 view diff on Wikidata ↗
    P14585 → 38942
    "/* wbcreateclaim-create:1| */ P14585: 38942, #quickstatements; #temporary_batch_1782930557898"
  7. 19w ago · Bargioni · 2026-05-30 view diff on Wikidata ↗
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/34032|batch #34032]]: add P1810 to P8034"
  8. 22w ago · Bargioni · 2026-05-07 view diff on Wikidata ↗
    Local thumb → —
    "/* wbeditentity-update:0| */ QuickStatements 3.0 [[:toollabs:qs-dev/batch/30465|batch #30465]]: add P1810 to P5739 1/3"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.