Mysql ATAN
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MySQL ATAN Function
This function returns the arc tangent of X. X is the value of tangent.
Syntax ATAN
X is the tangent value.
ATAN(X);
Example 1
mysql> SELECT ATAN(-9); +-----------------+ | ATAN(-9) | +-----------------+ | -1.460139105621 | +-----------------+ 1 row in set (0.00 sec)
Example 2
mysql> SELECT ATAN(9); +----------------+ | ATAN(9) | +----------------+ | 1.460139105621 | +----------------+ 1 row in set (0.00 sec)
