Free
CourseDiscrete Math: Counting Theory
Learn about counting theory and its relevance to computer science, and dive into the pigeonhole principle.
This course includes
This course includes
Skill level
BeginnerTime to complete
Average based on combined completion rates — individual pacing in lessons, projects, and quizzes may vary<1 hourPrerequisites
1 courseWe suggest you complete the following courses before you get started with Discrete Math: Counting Theory:- Discrete Math: Permutations and Combinations
About this course
Continue your Discrete Math learning journey with Discrete Math: Counting Theory. Learn about the important rules of counting theory, some interesting patterns, and the application of counting theory in computer science. Use Python sets to represent and solve various counting problems.
Syllabus
Counting Theory
Learn about counting theory.
Certificate of completion available with Plus or Pro
Earn a certificate of completion and showcase your accomplishment on your resume or LinkedIn.
Meet the creator of the course

Alisha Grama
Senior Instructional Designer, Computer Science at CodecademyEarn a certificate of completion
Show your network you've done the work by earning a certificate of completion for each course or path you finish.- Show proofReceive a certificate that demonstrates you've completed a course or path.
- Build a collectionThe more courses and paths you complete, the more certificates you collect.
- Share with your networkEasily add certificates of completion to your LinkedIn profile to share your accomplishments.
Reviews from learners
- The progress I have made since starting to use codecademy is immense! I can study for short periods or long periods at my own convenience - mostly late in the evenings.ChrisCodecademy Learner @ USA
- I felt like I learned months in a week. I love how Codecademy uses learning by practice and gives great challenges to help the learner to understand a new concept and subject.RodrigoCodecademy Learner @ UK
- Brilliant learning experience. Very interactive. Literally a game changer if you're learning on your own.John-AndrewCodecademy Learner @ USA
Our learners work at
Join over 50 million learners and start Discrete Math: Counting Theory today!
Looking for something else?
Related resources
Related courses and paths
- Free course
Discrete Math
Explore set operations, proofs, recursion, and more in this introduction to discrete math — the math of computer science!Intermediate4 hours - Free course
Discrete Math: Sets and Set Operations
Learn about sets and set operations and their relevance to computer science.Beginner Friendly< 1 hour - Free course
Discrete Math: Sequences and Summations
Learn about sequences and summations and their relevance in computer science.Beginner Friendly< 1 hour
Browse more topics
- Math92,613 learners enrolled
- Python3,748,379 learners enrolled
- Computer science6,099,208 learners enrolled
- Code foundations7,637,066 learners enrolled
- Web development5,118,062 learners enrolled
- Data science4,643,249 learners enrolled
- For business3,512,754 learners enrolled
- JavaScript2,933,358 learners enrolled
- Data analytics2,606,904 learners enrolled
Unlock additional features with a paid plan
Practice Projects
Guided projects that help you solidify the skills and concepts you're learning.Assessments
Auto-graded quizzes and immediate feedback help you reinforce your skills as you learn.Certificate of Completion
Earn a document to prove you've completed a course or path that you can share with your network.