Midterm Examination
In
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SYMBOLIC LOGIC
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“Great knowledge comes to those who are willing to learn.”

Test I. Identification. Choose the correct answer from the choices provided inside the box. Hypothetical PropositionBroad Disjunctive~
Conditional PropositionConjunctive PropositionV
Disjunctive PropositionSymbolic Logic .
Strict Disjunctive=Ɔ

_____________1. This symbol is used to refer the word of negation “not”. _____________2. This symbol is used to refer to the hypothetical proposition “if . . . then”. _____________3. This symbol is used to connote that p and q are both true or if p and q are both false. _____________4. This symbol is used for strict disjunctives and broad disjunctives. _____________5. This symbol means that if p and q are both true, all other instances are false.

_____________6. It establishes an artificial language, which eliminates the vagueness of ordinary language. _____________7. It is usually a compound proposition, which contains a proposed or tentative explanation. _____________8. It is a compound proposition in which one clause asserts something as true provided that the other clause is true.

_____________9. It is a compound proposition in which one member or more than one member may be true. _____________10. It asserts that two alternatives cannot be true at the same time or both alternative may be false.

Test II. Determine the following Hypothetical Propositions as a. Strict Disjunctive,
b. Broad Disjunctive,
c. Conditional Proposition,
d. Categorical Proposition,
e. Conjunctive Proposition or
f. Not a Hypothetical Proposition.

_____________ 1. You are against the administration or you are not....

...INTRODUCTION
Logic is the theory of the way in which people reason, with the aim of studying the principles of valid reasoning. The study of logic is the effort to determine the conditions under which one is justified in passing from given statements, called premises, to a conclusion that is claimed to follow from them. Logical validity is a relationship between the premises and the conclusion such that if the premises are true then the conclusion is true.
There...

... Logic and reasoning
Assignment
Name: Henok Meshesha
I.D. 0670/05 Techno.
Sec. 02
Source: Internet, References from library and Personal ideas.
The relevant of logic
Introduction
The term “logic” is used quite a lot, but not always in its technical sense. Logic, strictly speaking, is the science or study of how to evaluate arguments and reasoning. Logic is what allows...

...Watts
Introduction to Philosophy
Essay 2: Use of LogicLogic plays a big role in our society today. In fact logic has played a big role in the advancement of civilization. There are many forms of logic and many different applications that go along with them. Logic seeks out the truth in statements through deduction and reasoning. Using logic one can test the validity of a statement just by understanding the...

...Logic and Critical Thinking
Critical Thinking
August 15, 2005
Abstract
I will focus on logic and its relation to critical thinking. Furthermore, I will describe my perceptions and how they distort reality. I will then give a brief explanation of an experience in my life where my views were distorted. The barriers that stop me from having a clear reality will follow. Lastly, I will explain the cycle of the critical thinking process and how it can be...

...Nature or Logic and Perception
Outline:
1. Definition of logic and its connection with critical thinking.
2. An everyday example is given when use of logic and critical thinking takes place.
3. Nature of logic defined.
4. Perceptual shortcuts and factors influencing it.
5. How these shortcuts affect our decisions.
6. My personal experience of perceptual shortcut.
7. What I learned from this experience.
8. Importance of...

...What is LOGIC?
* “Logos” (λόϒός) – word, reason or principle.
* Logic – science and art of correct reasoning.
* Systematized
* Evokes ORDER.
* What does Logic put into order?
All men are mammals.
All students are men.
Therefore all students are mammals.
All monkeys eat banana.
Diego eats banana.
Therefore, Diego is a monkey.
Formal Logic – concerned with pattern and structure.
Material...

...premise
4.conclusion
5.evidence
6.valid
7.undistributed
8.distributed
9.true
10.sound
11.self-evidence
D. Using Inductive Arguments
1.hypothesis
2.inference
3.jumping to a conclusion
4.inductive leap
F. Using Toulmin Logic
1. Toulmic logic
2. Claims
3. grounds
4.warrant
G .Recognizing Fallacies
1.fallacies
2.Begging the question
3. Argument from Analogy
4.Personal Attack (Argument Ad Hominem
5.Jumping to a conclusion...

...
CHAPTER 2
LOGIC
Introduction:
Logic is the discipline that deals with the methods of reasoning. On an elementary level, logic provides rules and techniques for determining whether a given argument is valid. Logical reasoning is used in Computer Science to verify (menentusahkan) the correctness (kesahihan) of programs and to prove (membuktikan) theorems.
2.1 Proposition...