Elementary.IsNaN(Double) Method

Returns whether the specified double-precision floating-point number is a Not-A-Number (NaN) value.

Definition

Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.23

public static bool IsNaN(
	double x
)

Visual Basic

Public Shared Function IsNaN ( 
	x As Double
) As Boolean

C++/CLI

public:
static bool IsNaN(
	double x
)

static member IsNaN : 
        x : float -> bool

Boolean
true if x is a NaN; otherwise false.

This method is significantly faster than the IsNaN(Double) method in many situations.