COS

Description

Function that returns the cosine of the angle sent through parameters (must be measured in radians) (COS in Transact-SQL).

The cosine is defined as: $y = cos(x)$ Where: - Range: $-1\leqslant y \leqslant 1$ - Domain: $\mathbb{R}$

Sample Source Pattern

Syntax

COS( expression )

Arguments

expression: Numeric float expression, where expression is in $\mathbb{R}$.

Return Type

Numeric float expression in $[-1, 1]$.

Examples

Query

SELECT COS(PI())

Result

COS(PI())|
---------+
     -1.0|