- カテゴリ:
数値関数 (三角関数)
ACOSH¶
入力の逆(アーク)双曲線余弦を計算します。
構文¶
ACOSH( <input_expr> )
引数¶
input_exprThe value or expression to operate on. Must be greater than or equal to 1.0. The data type must be FLOAT or DECFLOAT.
戻り値¶
If the input expression is of type DECFLOAT, the returned type is DECFLOAT. Otherwise, the returned type is FLOAT.
例¶
SELECT ACOSH(2.352409615);
+--------------------+
| ACOSH(2.352409615) |
|--------------------|
| 1.5 |
+--------------------+