Python language allows various mathematical operations, that has applications in scientific domain. Python has an in-built function which computes the gamma value numerically of the value of number passed into the function.
Code 1: Demonstration of working of gamma()
Comparing factorial() and gamma():
The value of gamma can be found using factorial (x-1), but we use gamma() because when a similar task is given to both functions, gamma() offers better performance.
Code 2: Comparison of factorial() and gamma()