Last Updated：2025/12/06

(trigonometry) The area hyperbolic cosine function, i.e., the inverse hyperbolic cosine function.

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arcosh

Source Word

arcosh

IPA(Pronunciation)

no-plural

(trigonometry) The area hyperbolic cosine function, i.e., the inverse hyperbolic cosine function.

Japanese Meaning

逆双曲線余弦関数（双曲線余弦関数の逆関数）

To isolate x, take the arcosh of both sides of the equation cosh(x) = y.

xを求めるために、方程式 cosh(x) = y の両辺に逆双曲線余弦関数を適用する。

Sense（1）

(trigonometry) The area hyperbolic cosine function, i.e., the inverse hyperbolic cosine function.