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Lecture 04

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Discrete Mathematics

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Lecture 04

1. 1. CS-708 Biconditional - 2
2. 2. CS-708 Truth Table for p <--> - 3
3. 3. CS-708 Examples – 4a
4. 4. CS-708 Examples – 4b
5. 5. CS-708 p q = (p q) (q p) – 5a v
6. 6. CS-708 p q = (p q) (q p) – 5b v
7. 7. CS-708 – 5c p q = (p q) (q p) – 5c v
8. 8. CS-708 v p q = (p q) (q p) – 5
9. 9. CS-708 Rephrasing Biconditional - 6
10. 10. CS-708 Examples – 9
11. 11. CS-708 Examples – 9a
12. 12. CS-708 Examples – 9b
13. 13. CS-708 Examples – 9c
14. 14. CS-708 Truth table for (p q) (~q ~p) – 7a
15. 15. CS-708 Truth table for (p q) (~q ~p) – 7b
16. 16. CS-708 Truth table for (p q) (~q ~p) – 7c
17. 17. CS-708 Truth table for (p q) (~q ~p) – 7
18. 18. CS-708 (p q) (r q) – 8
19. 19. CS-708 (p q) (r q) – 8b
20. 20. CS-708 (p q) (r q) – 8c
21. 21. CS-708 (p q) (r q) – 8d
22. 22. CS-708 (p q) (r q) – 8
23. 23. CS-708 p ~ r q v r – 10 v
24. 24. CS-708 p ~ r q v r – 10b v
25. 25. CS-708 p ~ r q v r – 10c v
26. 26. CS-708 p ~ r q v r – 10d v
27. 27. CS-708 p ~ r q v r – 10e v
28. 28. CS-708 Show that ~p q ≡ p ~q – 11a
29. 29. CS-708 Show that ~p q ≡ p ~q – 11b
30. 30. CS-708 Show that ~p q ≡ p ~q – 11
31. 31. CS-708 Show that ~p q ≡ p ~q – 11c
32. 32. CS-708 Show that ~(p + q) ≡ p q – 12b
33. 33. CS-708 Show That - 1(4 - 2c)
34. 34. CS-708 Show that ~(p + q) ≡ p q – 12d
35. 35. CS-708 Show that ~(p + q) ≡ p q – 12
36. 36. CS-708 Laws of Logic – 14
37. 37. CS-708 Laws of Logic - 14a
38. 38. CS-708 Application – 15
39. 39. CS-708 Application – 15b
40. 40. CS-708 Exercise - 17
41. 41. CS-708 Exercise – 17a
42. 42. CS-708 Exercise – 17b