How to Find the Factorial of a Number in Python

The factorial of a positive integer n is the multiplication operation of all integers smaller than or equal to n. The notation of the factorial is the exclamation mark, n!. For example, the factorial of 5 is: 5! = 5 * 4 * 3 * 2 * 1 = 120 This tutorial will go through...

How to Write the Fibonacci Sequence in Python

In mathematics, the Fibonacci sequence is a sequence of numbers where each number is the sum of the two preceding numbers. For example: 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 65, .. The sequence starts with 0 and 1, and we find the following number by summing the two...

How to Do Set Union in Python

This tutorial will go through how to get the union of sets in Python with the help of some code examples. Table of contentsWhat is a Set?What is Set Union?Using the Union MethodUsing the OR Operator |Summary What is a Set? A Python set is one of the four built-in data...

How to do Set Intersection in Python

This tutorial will go through how to get the intersection between sets in Python with the help of some code examples. Table of contentsWhat is a Set?What is Set Intersection?Example #1: Using the Intersection MethodExample #2: Using the Intersection Operator...

How to Get Unique Values from List in Python

Python lists can store duplicate values. If you want to extract the unique values in a list, there are several ways to do this, and this tutorial will go through each of them with code examples. Table of contentsGet Unique Values from List Using set()Get Unique Values...