Hamming weight

number of nonzero symbols in a string
Thing function Q5645805
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Hamming weight

Summary

Hamming weight is a function[1]. It draws 217 Wikipedia views per month (function category, ranking #21 of 114).[2]

Key Facts

  • Hamming weight is credited with the discovery of Irving S. Reed[3].
  • Hamming weight's instance of is recorded as function[4].
  • Hamming weight's instance of is recorded as property[5].
  • Hamming weight's instance of is recorded as bitwise operation[6].
  • Hamming weight's instance of is recorded as unary function[7].
  • Richard Hamming is named after Hamming weight[8].
  • Hamming weight's time of discovery or invention is recorded as +1954-00-00T00:00:00Z[9].
  • Hamming weight's Freebase ID is recorded as /m/048nw2[10].
  • Hamming weight's OEIS ID is recorded as A000120[11].
  • Hamming weight's definition domain is recorded as set[12].
  • Hamming weight's different from is recorded as census[13].
  • Hamming weight's different from is recorded as number of individuals[14].
  • Hamming weight's image of function is recorded as set of non-negative integers[15].
  • Hamming weight's defining formula is recorded as \text{wt}(c)=|{i|c_i \ne 0}|[16].
  • Hamming weight's Microsoft Academic ID is recorded as 63361517[17].
  • Hamming weight's in defining formula is recorded as \text{wt}[18].
  • Hamming weight's in defining formula is recorded as |\cdot|[19].
  • Hamming weight's PlanetMath ID is recorded as Weightstrings[20].
  • Hamming weight's OpenAlex ID is recorded as C63361517[21].
  • Hamming weight's characteristic of is recorded as bit array[22].
  • Hamming weight's characteristic of is recorded as string[23].

Body

Works and Contributions

Hamming weight is credited with the discovery of Irving S. Reed[3].

Why It Matters

Hamming weight draws 217 Wikipedia views per month (function category, ranking #21 of 114).[2] It has Wikipedia articles in 13 language editions, a strong signal of global cultural recognition.[24] It is known by 10 alternative names across languages and contexts.[25]

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. [6] . wikidata.org.
  4. [7] . wikidata.org.
  5. [3] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Freebase Data Dumps. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [24] . Wikidata sitelinks. wikidata.org.
  3. [25] . 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). Hamming weight. Retrieved May 3, 2026, from https://4ort.xyz/entity/hamming-weight
MLA “Hamming weight.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hamming-weight.
BibTeX @misc{4ortxyz_hamming-weight_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hamming weight}}, year = {2026}, url = {https://4ort.xyz/entity/hamming-weight}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Hamming weight — https://4ort.xyz/entity/hamming-weight (retrieved 2026-05-03)

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