cosh

description

Syntax

DOUBLE cosh(DOUBLE x) 返回“x”的双曲余弦.

example

1. mysql> select cosh(0);
2. +---------+
3. | cosh(0) |
4. +---------+
5. |       1 |
6. +---------+

8. mysql> select cosh(1);
9. +---------------------+
10. | cosh(1)             |
11. +---------------------+
12. | 1.5430806348152437  |
13. +---------------------+

keywords

1. COSH