Introduction to Subfactorials and Derangements in Combinatorics

Introduction to Subfactorials and Derangements in Combinatorics

Wrath of Math via YouTube Direct link

How Likely?

9 of 11

9 of 11

How Likely?

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Introduction to Subfactorials and Derangements in Combinatorics

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  1. 1 Intro
  2. 2 Treacherous Situation
  3. 3 Derangements
  4. 4 Permutations
  5. 5 Finishing Notation
  6. 6 Begin Argument
  7. 7 Inclusion-Exclusion
  8. 8 Count with At Least 1 Fixed Point
  9. 9 How Likely?
  10. 10 The Probability
  11. 11 Final Note

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