COS()

Description

The COS() function returns the cosine of input number(given in radians).

Syntax

1. > COS(number)

Arguments

Examples

1. drop table if exists t1;
2. create table t1(a int,b float);
3. insert into t1 values(1,3.14159);
4. insert into t1 values(-1,1.57);

6. mysql> select cos(a),cos(b) from t1;
7. +--------------------+----------------------+
8. | cos(a)             | cos(b)               |
9. +--------------------+----------------------+
10. | 0.5403023058681398 |  -0.9999999999967865 |
11. | 0.5403023058681398 | 0.000796274258662553 |
12. +--------------------+----------------------+
13. 2 rows in set (0.01 sec)