A* search algorithm

algorithm used for pathfinding and graph traversal
Place pathfinding_algorithm Q277680
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A* search algorithm

Summary

A* search algorithm is a pathfinding algorithm[1]. It has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • A* search algorithm is credited with the discovery of Peter E. Hart[3].
  • A* search algorithm is credited with the discovery of Nils John Nilsson[4].
  • A* search algorithm is credited with the discovery of Bertram Raphael[5].
  • A* search algorithm's instance of is recorded as pathfinding algorithm[6].
  • A* search algorithm's instance of is recorded as graph algorithm[7].
  • A* search algorithm's instance of is recorded as complete search algorithm[8].
  • A* search algorithm's instance of is recorded as admissible search algorithm[9].
  • A* search algorithm's based on is recorded as Dijkstra's algorithm[10].
  • A* search algorithm is a type of best-first search[11].
  • A search algorithm's Commons category is recorded as A search algorithm[12].
  • A* search algorithm was released on 1968[13].
  • A search algorithm's Commons gallery is recorded as A Algorithm[14].
  • A* search algorithm's described by source is recorded as Artificial Intelligence: A Modern Approach[15].
  • A* search algorithm's has characteristic is recorded as optimal[16].
  • A* search algorithm's computes solution to is recorded as pathfinding[17].
  • A* search algorithm's computes solution to is recorded as shortest path problem[18].
  • A* search algorithm's uses is recorded as graph data structure[19].
  • A* search algorithm's derivative work is recorded as jump point search[20].

Body

Designation and Status

Recorded instance of include pathfinding algorithm[6], graph algorithm[7], complete search algorithm[8], and admissible search algorithm[9].

Cultural Significance

Things named for A search algorithm include Memory-Bounded A[21], an informed search algorithm[22]; Simplified Memory-Bounded A[23], an informed search algorithm[24]; and iterative deepening A[25], a pathfinding algorithm[26].

Why It Matters

A* search algorithm has Wikipedia articles in 25 language editions, a strong signal of global cultural recognition.[2] It is known by 58 alternative names across languages and contexts.[27]

Entities named for it include Memory-Bounded A[21], an informed search algorithm[22]; Simplified Memory-Bounded A[23], an informed search algorithm[24]; and iterative deepening A*[25], a pathfinding algorithm[26].

References

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

Direct Wikidata claims

  1. [6] . wikidata.org.
  2. [7] . wikidata.org.
  3. [8] . cs.stanford.edu. Retrieved . cs.stanford.edu. Provenance: wikidata.org.
  4. [9] . ieeexplore.ieee.org. Retrieved . ieeexplore.ieee.org. Provenance: wikidata.org.
  5. [3] . wikidata.org.
  6. [4] . wikidata.org.
  7. [5] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . cs.stanford.edu. Retrieved . cs.stanford.edu. Provenance: wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [21] . wikidata.org. → on this site
  2. [23] . wikidata.org. → on this site
  3. [25] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [22] . Wikidata. wikidata.org. → on this site
  2. [24] . Wikidata. wikidata.org. → on this site
  3. [26] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [27] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). A* search algorithm. Retrieved May 3, 2026, from https://4ort.xyz/entity/a-search-algorithm
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BibTeX @misc{4ortxyz_a-search-algorithm_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{A* search algorithm}}, year = {2026}, url = {https://4ort.xyz/entity/a-search-algorithm}, note = {Accessed: 2026-05-03}}
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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 · KrBot bot · 2026-07-01 view diff on Wikidata ↗
    Worst case time complexity
    Rosetta code page id A*_search_algorithm
    Video Astar progress animation.gif
    Foldoc id A*+search
    + 45 other properties edited (see Wikidata diff for full list)
    "/* wbsetqualifier-update:1| */ [[Property:P518]]: [[Q7208288]], разрешение перенаправления / resolving redirect [[Q48028851]] → [[Q7208288]] ([[:toollabs:editgroups/b/KrBotResolvingRedirect/Q48028851_"
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