arctangent

反正切

词形变化

arctangents 复数 arctangents

别名

arctan

释义与例句

n.
  1. 1.

    Any of several single-valued or multivalued functions that are inverses of the tangent function. Symbol: arctan, tan⁻¹

    反正切

    数学

词汇关系

名词

同义词 2

arctan inverse tangent

上位词 2

circular function trigonometric function

词源

Etymology tree Proto-Indo-European *h₂erkʷ- Proto-Indo-European *h₂erkʷos Proto-Italic *arkuos Latin arcusder. English arc- Proto-Indo-European *teh₂g- Proto-Italic *tangō Latin tangō Latin tangēns Latin tangentembor. English tangent English arctangent From arc- + tangent.

来源：wiktionary