Factorial (util 1.6.2 API)

java.lang.Object
- com.ibm.wala.util.math.Factorial

```
public class Factorial
extends Object
```
Factorial utilities

Constructor Summary

Constructors
Constructor Description

Factorial()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static double`	`fact(double n)`	Factorial on doubles; avoids overflow problems present when using integers.
`static int`	`fact(int n)`	Factorial
`static long`	`fact(long n)`	Factorial
`static BigInteger`	`fact(BigInteger n)`	Factorial

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - Factorial
```
public Factorial()
```
- Method Detail
  - fact
```
public static long fact(long n)
```
    Factorial
  - fact
```
public static BigInteger fact(BigInteger n)
```
    Factorial
  - fact
```
public static double fact(double n)
```
    Factorial on doubles; avoids overflow problems present when using integers.
    
    Parameters:
    
    n - arg on which to compute factorial
    
    Returns:
    
    (double approximation to) factorial of largest positive integer <= (n_ + epsilon)
  - fact
```
public static int fact(int n)
```
    Factorial