Chapter 4 Categorical Propositions Categorical Proposition- a proposition that relates two classes or categories of entities together in some way. (sentence with truth value) -The classes in question are denoted respectively by the subject term and predicate term (S) (P) Quantifiers (S) (P) -All Ex. All Snow is White -None No Snow is Green -Some Some
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Logic Logic (from the Greek λογική‚ logike)[1] has two meanings: first‚ it describes the use of valid reasoning in some activity; second‚ it names the normative study of reasoning or a branch thereof.[2][3] In the latter sense‚ it features most prominently in the subjects of philosophy‚ mathematics‚ and computer science. Logic was studied in several ancient civilizations‚ including India‚[4] China‚[5] Persia and Greece. In the West‚ logic was established as a formal discipline by Aristotle‚ who
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Logic can be defined as the subject that teaches the rules for correct and proper reasoning or in simpler terms‚ it can be best described as common sense. Some refer to the "science" of logic but logic is really more than just a science. The science part "is the knowledge of the principles‚ laws‚ and methods of logic itself." (Dolhenty‚ J; 2002). Logic must be put into action or else the knowledge provided within the science of logic is of little use. "We can‚ therefore‚ also speak of the "art" of
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Agapay‚ Ramon B. Logic – The Essentials of Deductive Reasoning. 2nd Ed. Mandaluyung City: National Book Store‚ 2007. Babor‚ Eddie R. LL.B. Logic- The Philosophical Discipline of Correct Thinking. Quezon City: C & E Publishing Inc. 2003. Bachhuber‚ Andrew H.‚ S.J. Introduction to Logic. New York: Appleton-Century-Crofts‚ Inc.‚ 1957. Bernardo Anunciacion Chavez‚ De Claro Malune G. Logic‚ A Modular Approach. Quezon City: Great Books Publishing. 2008. Cruz Corazon L. Introduction to Logic‚ 4th Ed. Mandaluyong
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University of Phoenix Material Syllogisms & Logic PART I: SYLLOGISMS To be a valid syllogism‚ the conclusion must be proven by the reasons. Carefully study the following syllogisms and decide if they are valid or invalid: 1. All zebras are striped animals. No zebras are polar bears. Therefore‚ no polar bears are striped animals. 2. All clowns are funny individuals. Some sad people are clowns. Therefore‚ some sad people are funny individuals. 3. Some sticky
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Examination In ------------------------------------------------- SYMBOLIC LOGIC ------------------------------------------------- “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 Proposition Broad Disjunctive ~ Conditional Proposition Conjunctive Proposition V Disjunctive Proposition Symbolic Logic . Strict Disjunctive = Ɔ Hypothetical Proposition Broad Disjunctive
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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 us to distinguish correct reasoning from poor reasoning. Logic is important
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Section 1.1 Propositional Logic 1 CHAPTER 1 The Foundations: Logic and Proofs SECTION 1.1 Propositional Logic 2. Propositions must have clearly defined truth values‚ so a proposition must be a declarative sentence with no free variables. a) This is not a proposition; it’s a command. b) This is not a proposition; it’s a question. c) This is a proposition that is false‚ as anyone who has been to Maine knows. d) This is not a proposition; its truth value depends on the value of
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What is logic?Is it beneficial to think in a logically consistent manner? Logic is the science that evaluates arguments.It aimes to create parameteers on the bassis of which we can distinguish consistent arguments from inconsistent or feeble ones. A logically embellished mind is a jewel on its own and its importance can hardly be undermined.A grasp on logic and its attributes enables a person to improve the quality of one’s arguments and present his ideas in a manner that they make their poitn
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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 are several types of logic. The earliest
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