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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.service: "" ms.component: "t-sql|functions" ms.reviewer: "" ms.suite: "sql" ms.technology:

  • "database-engine" ms.tgt_pltfrm: "" ms.topic: "language-reference" f1_keywords:
  • "COT_TSQL"
  • "COT" dev_langs:
  • "TSQL" helpviewer_keywords:
  • "COT function"
  • "cotangent" ms.assetid: c87a9dac-e398-4125-80c3-7df3c2ce6b63 caps.latest.revision: 31 author: "edmacauley" ms.author: "edmaca" manager: "craigg" ms.workload: "Inactive" monikerRange: ">= aps-pdw-2016 || = azuresqldb-current || = azure-sqldw-latest || >= sql-server-2016 || = sqlallproducts-allversions"

COT (Transact-SQL)

[!INCLUDEtsql-appliesto-ss2008-all-md]

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

Topic link icon Transact-SQL Syntax Conventions

Syntax

COT ( float_expression )

Arguments

float_expression
Is an expressionof type float or of a type that can be implicitly converted to float.

Return types

float

Examples

The following example returns the COT 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)