cot-transact-sql.md

description	COT (Transact-SQL)
title	COT (Transact-SQL) | Microsoft Docs
ms.custom
ms.date	07/24/2017
ms.prod	sql
ms.prod_service	database-engine, sql-database, sql-data-warehouse, pdw
ms.reviewer
ms.technology	t-sql
ms.topic	reference
f1_keywords	COT_TSQL COT
dev_langs	TSQL
helpviewer_keywords	COT function cotangent
ms.assetid	c87a9dac-e398-4125-80c3-7df3c2ce6b63
author	cawrites
ms.author	chadam
monikerRange	>=aps-pdw-2016||=azuresqldb-current||=azure-sqldw-latest||>=sql-server-2016||>=sql-server-linux-2017||=azuresqldb-mi-current

COT (Transact-SQL)

[!INCLUDE sql-asdb-asdbmi-asa-pdw]

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

Transact-SQL Syntax Conventions

Syntax

COT ( float_expression )  

[!INCLUDEsql-server-tsql-previous-offline-documentation]

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)