Oracle Plsql Atan2 Function

Oracle / PLSQL: ATAN2 Function

This Oracle tutorial explains how to use the Oracle/PLSQL ATAN2 function with syntax and examples.

Description

The Oracle/PLSQL ATAN2 function returns the arc tangent of n and m.

Syntax

The syntax for the ATAN2 function in Oracle/PLSQL is:

ATAN2( n, m )

Parameters or Arguments

n and m

The numbers used to calculate the arc tangent.

Returns

The ATAN2 function returns a numeric value.

Applies To

The ATAN2 function can be used in the following versions of Oracle/PLSQL:

  • Oracle 12c, Oracle 11g, Oracle 10g, Oracle 9i, Oracle 8i

Example

Let's look at some Oracle ATAN2 function examples and explore how to use the ATAN2 function in Oracle/PLSQL.

For example:

ATAN2(0.2, 0.3)
Output: 0.588002603547568

ATAN2(0.35, -0.15)
Output: 1.97568811307998

ATAN2(-0.3, -0.4)
Output: -2.49809154479651

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