PDF-ARGUMENTS AND PROOFS Denition An argument is a sequence of statements called premises

A valid argu ment is an argument such that the conclusion is true whenever the premises are all true Note An argument has the following form brPage 2br Example Argument If it is Saturday then it will rain It is Saturday Therefore it will rain Is th. What we’ve read about discussed so far:. Critical/“Critiquing” Thinking. Objective . & Subjective Claims. Fact & Opinion. Issue & Argument. Cogency. Reasoning. Premise . & Conclusion. Lecture 3: Introduction to . Critical Reasoning. Outline of the lecture. Recap: last lecture. Identifying premises and conclusions. Implicit/explicit premises and conclusions. Fallacies to look out for. Carneades. Argumentation System. DIAGRAMMING EVIDENCE: VISUALIZING CONNECTIONS IN SCIENCE AND HUMANITIES’. University of Windsor, . April 25 & 26, 2014.. Douglas Walton . CRRAR. Simon Scott. Room S2.49. Email: S.Scott.3@warwick.ac.uk. Critical reasoning lectures. Reading: . Kemp and Bowell, . Critical Thinking: A Concise . Guide. , . 2. nd. or 3. rd. edition.. In course-handbook-speak. 1. Critical Thinking. Chapter 11. Inductive Reasoning. 2. Introduction. Inductive Argument. : an argument in which the premises are intended to provide support, but not conclusive evidence, for the conclusion. . Identifying arguments. The Object of Analysis. In . logic . and critical reasoning . one studies . argumentation.. From the perspective of critical reasoning an . argument. is specific kind of object of analysis.. Truth preserving: The conclusion logically follows from the premises. It is logically impossible for the premises to be true and the conclusion false, because the conclusion expresses what is implied by the combination of premises. . Philosophy : Thinkers, Theories and Questions . Chapter 2. Introduction . Informal logic . focuses on the kinds of arguments that are used in everyday contexts such as conversations, newspaper editorials, debates and philosophical passages . What is the good life? What duties do I have to myself and others? What does good moral reasoning look like?. Investigation requires a method. One cannot answer a question without knowing how to answer it.. Chapter 1, Part III: Proofs. With Question/Answer Animations. Summary. Valid Arguments and Rules of Inference. Proof Methods. Proof Strategies. Rules of Inference. Section 1.6. Section Summary. Valid Arguments. Deconstructing Information. Argument Structure. Review of homework reading: . Proposition. Premises. Conclusion. Inference. Conclusion Indicators and Conjunctives (indicate argument structure and composition. CT 101. Dr. Bowman. Deductive argument. A . deductive argument.  is an argument that is intended by the arguer to be deductively valid, that is, to provide a guarantee of the truth of the conclusion provided that the argument's premises are true. . In mathematics and logic an . argument. is a sequence of statements ending in a conclusion. . W. e now show how to determine whether an argument is valid—that is, whether the conclusion follows . necessarily. Thinking . clearly and following rules of logic and . rationality. It’s not being argumentative just for the sake of arguing. Academics disagree about which departments do critical thinking in their courses. Philosophers like to think that they are the main ones doing it!.