cosh
description
Syntax
DOUBLE cosh(DOUBLE x)
返回“x”的双曲余弦.
example
mysql> select cosh(0);
+---------+
| cosh(0) |
+---------+
| 1 |
+---------+
mysql> select cosh(1);
+---------------------+
| cosh(1) |
+---------------------+
| 1.5430806348152437 |
+---------------------+keywords
COSH