cot
Description
Returns the cotangent of the angle in radians x
. If the angle in radians x
is 0
or NULL
, NULL
is returned.
Syntax
COT(x);
Parameters
x
: the angle in radians. DOUBLE is supported.
Return value
Returns a value of the DOUBLE data type.
Examples
mysql> select cot(3.1415926/2);
+------------------------+
| cot(3.1415926 / 2) |
+------------------------+
| 2.6794896585028646e-08 |
+------------------------+
1 row in set (0.25 sec)
mysql> select cot(0);
+--------+
| cot(0) |
+--------+
| NULL |
+--------+
1 row in set (0.03 sec)