arctangent
nounEtymology From arc- + tangent.
1
Mathematics, Sciences, Trigonometry Any of several single-valued or multivalued functions that are inverses of the tangent function. Symbol: arctan, tan⁻¹
- Synonyms
- antitangent, inverse tangent
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.