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CIT 5920 β€” Fall 2025
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Counting: Introduction to Combinatorics

Sep 19
Recitation Recitation 3: Exercises on Counting

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Homework Homework 2: Introduction to counting
Due Monday, October 6, 2025 at 11:59 PM, Online Part, Written Part
Sep 23
Class Lecture 8: Introduction to Counting
πŸ‘¨β€πŸ« Tablet Notes , πŸ“ Lecture Notes (Β§4), πŸŽ₯ Recording (Panopto), πŸ“š Davies Β§6.1 (pp. 141–147)
Sep 25
Class Lecture 9: Permutations and Combinations
πŸ‘¨β€πŸ« Tablet Notes , πŸ“ Lecture Notes (Β§5), πŸŽ₯ Recording (Panopto), πŸ“š Davies Β§6.2 (pp. 147–148)
Sep 26
Recitation Recitation 3: Exercises on Counting

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Sep 30
Class Lecture 10: Arrangements of Non-Distinct Objects, and Combinations with Repetitions (β€œStars and Bars”)
πŸ‘¨β€πŸ« Tablet Notes , πŸ“ Lecture Notes (Β§6), πŸŽ₯ Recording (Panopto), πŸ“š Davies Β§6.2 (pp. 151-160)

πŸ“ Lectures below will be updated as the semester progresses, none of the dates below have been updated
Sep 26
Recitation Recitation 4: Exercises on Advanced Counting

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Sep 30
Class Lecture 10: Advanced Stars-and-Bars Examples
πŸ‘¨β€πŸ« Tablet Notes , πŸ“ Lecture Notes (Β§6), πŸŽ₯ Recording (Panopto), πŸ“š Davies Β§6.3 (pp. 160-165)
Oct 2
Class Lecture 11: Inclusion-Exclusion Principle
πŸ‘¨β€πŸ« Tablet Notes , πŸ“ Lecture Notes (Β§6), πŸŽ₯ Recording (Panopto), πŸ“š Davies Β§6.4 (pp. 165-170)
Oct 3
Recitation Recitation 5: Review for Exam 1

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Homework Homework 3: Advanced Counting
Due ??, Online Part,

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