2011 | OriginalPaper | Chapter
Proof Techniques
Authors : Ulrich Daepp, Pamela Gorkin
Published in: Reading, Writing, and Proving
Publisher: Springer New York
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In this chapter, we introduce you to some of the most common proof techniques. The three methods we will examine in this section are: direct proof (just get started and keep going), proof by contradiction (show that the negation of the statement you wish to prove implies the impossible), and proof in cases (which may be used when conditions dictate that different situations occur).