bennett - logic made easy (2004)

[...]... works in those fields Logic Made Easy is a down-to-earth story of logic and language and how and why we make mistakes in logic In Chapter 2 , you will discover that philosophers borrowed from ideas of mathematical proof as they became concerned about mistakes in logic in their never-ending search for truth In Chapters 3, 4 , and 5, as we begin to explore the language and vocabulary of logical statements—simple... us think of ourselves as being logical Yet the evidence indicates something very different It turns out that we are often not very logical Believing ourselves to be logical is common, but logic itself is rare This book is unlike other books on logic Here you will learn why logical reasoning isn't so easy after all If you think you are fairly logical, try some of the logic puzzles that others find tricky... IS RARE Crime is common Logic is rare SHERLOCK HOLMES in The Adventure of the Copper Beeches Logic Made Easy is a book for anyone who believes that logic is rare It is a book for those who think they are logical and wonder why others aren't It is a book for anyone who is curious about why logical thinking doesn't come "naturally." It is a book for anyone who wants to be more logical There are many fine... of saying "is logical"? Children hold great stock in rules being applied fairly and rules that make sense Adults, as well, hold each other to the standards of consistency required by logic This book is for any- i2 I N T R O D U C T I O N : LOGIC I S R A R E one who thinks being logical is important It is also for anyone who needs to be convinced that logic is important To be considered illogical or inconsistent... than the suitor."9 A sixteenth-century logician, Thomas Wilson, includes this verse in his book on logic, Rule of Reason, the first known English-language book on logic: Grammar doth teach to utter words To speak both apt and plain, Logic by art sets forth the truth, And doth tell us what is vain % Rhetoric at large paints well the cause, And makes that seem right gay, Which Logic spake but at a word,... Boolean logic 15 J 10 LOGIC MACHINES AND TRUTH TABLES 160 Reasoning machines 160 Truth tables 16 s True, false, and maybe 1 68 11 FUZZY LOGIC, FALLACIES, AND PARADOXES Shaggy logic 1J3 Fallacies 177 Paradoxes 1 8 J M COMMON LOGIC AND LANGUAGE 13 THINKING WELL—TOGETHER Theories of reasoning N TS OE 219 RFRNE EE E CS 233 A K O LD MNS C N WE G E T I DX NE 24s 243 210 192 202 173 INTRODUCTION: LOGIC IS... symbolic logic and wrote logic puzzles that could be solved by those very methods Carroll wrote a two-volume work called Symbolic Logic (only the first volume appeared in his lifetime) and dedicated it to the memory of Aristotle It is said that Lewis Carroll, the author of Alice's Adventures in Wonderland, considered his book on logic the work of which he was most proud In the Introduction of Symbolic Logic, ... language and logic in everyday life What insight can we gain from examining the roots and evolution of logic? How can the psychologists enlighten us about the reasoning mistakes we commonly make? What can we do to avoid the pitfalls of illogic? Can understanding the rules of logic INTRODUCTION: LOGIC I S RARE 25 foster clear thinking? Perhaps at the journey's end, we will all be thinking more logically... INTRODUCTION: LOGIC I S RARE Almost two thousand years after Aristotle's formulation of the rules of logic, Gottfried Leibniz dreamed that logic could become a universal language whereby controversies could be settled in the same exacting way that an ordinary algebra problem is worked out In Chapter 9 you will find that alone among seventeenth-century philosophers and mathematicians, Leibniz (the co-inventor... inferences and deductions made in daily activity aren't based on logical reasoning A doctor must reason from the symptoms at hand, as must the car mechanic Police detectives and forensic specialists must process clues logically and reason from them Computer users must be familiar with the logical rules that machines are designed to follow Business decisions are based on a logical analysis of actualities . class="bi x0 y0 w1 h5" alt="" LOGIC MADE EASY ALSO BY DEBORAH J. BENNETT Randomness LOGIC MADE EASY How to Know When Language Deceives You DEBORAH J .BENNETT W • W • NORTON & . Library of Congress Cataloging-in-Publication Data Bennett, Deborah J., 195 0- Logic made easy : how to know when language deceives you / Deborah J. Bennett. — 1st ed. p. cm. Includes. comprehensive scholarly works in those fields. Logic Made Easy is a down-to-earth story of logic and language and how and why we make mistakes in logic. In Chapter 2, you will discover