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SqlFunctions::Acos Method (Nullable<Double>)

A mathematical function that returns the angle, in radians, whose cosine is the specified numerical value. This angle is called the arccosine.

Namespace:  System.Data.Objects.SqlClient
Assembly:  System.Data.Entity (in System.Data.Entity.dll)

[EdmFunctionAttribute(L"SqlServer", L"ACOS")]
public:
static Nullable<double> Acos(
	Nullable<double> arg1
)

Parameters

arg1
Type: System::Nullable<Double>

The cosine of an angle.

Return Value

Type: System::Nullable<Double>
The angle, in radians, defined by the input cosine value.

You cannot call this function directly. This function can only appear within a LINQ to Entities query.

This function is translated to a corresponding function in the database. For information about the corresponding SQL Server function, see ACOS (Transact-SQL).

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4

.NET Framework Client Profile

Supported in: 4

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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