cot-transact-sql.md

title	COT (Transact-SQL)
description	COT (Transact-SQL)
author	markingmyname
ms.author	maghan
ms.date	07/24/2017
ms.service	sql
ms.subservice	t-sql
ms.topic	reference
ms.custom	ignite-2025
f1_keywords	COT_TSQL COT
helpviewer_keywords	COT function cotangent
dev_langs	TSQL
monikerRange	>=aps-pdw-2016 || =azuresqldb-current || =azure-sqldw-latest || >=sql-server-2016 || >=sql-server-linux-2017 || =azuresqldb-mi-current || =fabric || =fabric-sqldb

COT (Transact-SQL)

[!INCLUDE sql-asdb-asdbmi-asa-pdw-fabricse-fabricdw-fabricsqldb]

A mathematical function that returns the trigonometric cotangent of the specified angle - in radians - in the specified float expression.

:::image type="icon" source="../../includes/media/topic-link-icon.svg" border="false"::: Transact-SQL syntax conventions

Syntax

COT ( float_expression )  

Arguments

float_expression
An expression of type float, or of a type that can implicitly convert to float.

Return types

float

Examples

This example returns the COT value for the specific angle:

DECLARE @angle FLOAT;  
SET @angle = 124.1332;  
SELECT 'The COT of the angle is: ' + CONVERT(VARCHAR, COT(@angle));  
GO  

[!INCLUDEssResult]

The COT of the angle is: -0.040312                
  
(1 row(s) affected)  

See also

Mathematical Functions (Transact-SQL)