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$ curl repovive.com/roadmaps/math-fundamentals/factorials-permutations

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$ curl repovive.com/roadmaps/math-fundamentals/factorials-permutations

Lessons

1. Intro

2. When Order Matters

3. Counting Small Cases

Ready to start learning?

4. Vocabulary - Factorial

5. Why Factorial Counts Arrangements

6. Factorial Examples

7. Permutations of n Distinct Objects

8. Partial Permutations

9. Vocabulary - P(n,r)

10. P(n,r) Examples

11. Permutations with Repetition

12. Permutations with Repetition Formula

13. Repetition Examples

14. Permutations of Multisets

15. Multiset Permutation Formula

16. Multiset Examples

17. Circular Permutations

18. Circular Permutation Formula

19. Circular Examples

20. Counting Anagrams

21. Anagram Examples

22. Derangements

23. Derangement Formula

24. Derangement Approximation

25. Quiz: Factorials and Basic Permutations

26. Problem - Permutations

27. Permutations Approach

28. Permutations Pseudocode

29. Permutations - Implementation

30. Problem - Permutation Sequence

31. Permutation Sequence Approach

32. Permutation Sequence Pseudocode

33. Permutation Sequence - Implementation

34. Quiz: Multisets and Circular

35. Problem - Permutations II

36. Permutations II Approach

37. Permutations II Pseudocode

38. Permutations II - Implementation

39. Pattern - Backtracking for Permutations

40. Practice - Next Permutation

41. Practice - Letter Case Permutation

42. Practice - Beautiful Arrangement

43. Application - Password Strength

44. Application - DNA Sequences

45. Section 10 Recap