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MySQL | ATAN2 method

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Numeric
schedule Jul 1, 2022
Last updated
local_offer MySQL
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MySQL's ATAN2(~) method computes the arc tangent of the input values.

Parameters

1. X | number

The first number for calculating arc tangent.

2. Y | number

The second number for calculating the arc tangent.

Return value

The arc tangent of the input numbers.

Examples

To return the arc tangent for 1 and 5:

SELECT ATAN2(1, 5);
+---------------------+
| ATAN2(1, 5) |
+---------------------+
| 0.19739555984988075 |
+---------------------+

To return the arc tangent for 1 and -5:

SELECT ATAN2(1, -5);
+--------------------+
| ATAN2(1, -5) |
+--------------------+
| 2.9441970937399127 |
+--------------------+

To return the arc tangent for -1 and -5:

SELECT ATAN2(-1, -5);
+---------------------+
| ATAN2(-1, -5) |
+---------------------+
| -2.9441970937399127 |
+---------------------+
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Published by Arthur Yanagisawa
Edited by 0 others
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