A*

See also: Appendix:Variations of "a"

English

Pronunciation

as "A star": IPA^(key): /eɪ̯ stɑː/
Audio (US) (file)

Noun

A * (plural A*'s or A*s)

An academic grade, higher than A or A+. Where it is used, it is often the best class of result.
(computer science) A best-first graph search algorithm for finding a lowest-cost path to a goal.

See also

A+
A* on Wikipedia.Wikipedia

References

(academic grade): Guardian article explaining A* grade
(search algorithm): Generalized best-first search strategies and the optimality of A*

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