BigInteger.Factorial2 Method

Gets the double factorial of a number.

Definition

Namespace: Extreme.Mathematics
Assembly: Extreme.Numerics (in Extreme.Numerics.dll) Version: 8.1.23
C#
public static BigInteger Factorial2(
	int value
)

Parameters

value  Int32
An integer.

Return Value

BigInteger
The product of all numbers from value down to 1, skipping every other number.

Exceptions

ArgumentOutOfRangeExceptionvalue is less than zero.

See Also