Download presentation

Presentation is loading. Please wait.

Published byXavier Daugherty Modified over 4 years ago

2
LOGIC LAWS

3
Law of Detachment p q p _______ q

4
p q ~q _______ ~p Modus Tollens

5
p qp q ~p~q____ q P Law of disjunctive inference

6
Drawing Conclusions using the laws Given the three statements, what conclusion can be found? If Rachel joins baseball then Rachel likes to sing Rachel will join baseball or Rachel will play basketball Rachel does not like to sing

7
Rewrite the sentences into symbols: B S B A ~S Try to find two statements that form a rule B S ~S You can use Modus tollens to conclude ~B You then can use ~B to form a rule with B A You can use the law of disjunctive inference to conclude A

8
Try: Given: If Billy misses the Yankees game then the red sox win If the red sox win then Billy is not happy Billy is happy Prove: Billy does not miss the Yankee game Y: Billy misses the Yankee game W: Red sox win H: Billy is happy

9
Y: Billy misses the Yankee game W: Red sox win H: Billy is happy Given: Y W W ~H H Using Modus tollens W ~H H Conclude ~W Therefore using Modus tollens Y W ~W Concludes ~Y So Billy does not miss the Yankee game

10
HOMEWORK Pg. 79 4-18 even Pg.83 3-6 Pg. 84-85 11, 12, 15

Similar presentations

OK

Warm Up Make a conjecture based on the following information. For points A, B and C, AB = 2, BC = 3, and AC = 4. A, B, and C form an equilateral triangle.

Warm Up Make a conjecture based on the following information. For points A, B and C, AB = 2, BC = 3, and AC = 4. A, B, and C form an equilateral triangle.

© 2018 SlidePlayer.com Inc.

All rights reserved.

By using this website, you agree with our use of **cookies** to functioning of the site. More info in our Privacy Policy and Google Privacy & Terms.

Ads by Google

Ppt on communication Ppt on polytene chromosomes drosophila Ppt on waves tides and ocean currents and weather Ppt on omission of articles in spanish Brainstem anatomy and physiology ppt on cells Ppt on principles of object-oriented programming encapsulation Ppt on introduction to object oriented programming Ppt on machine translation quality Ppt on production function Download maths ppt on number system for class 9