Sweet Reason: A Field Guide to Modern LogicJohn Wiley & Sons, 7. 10. 2011. - 400 страница Sweet Reason: A Field Guide to Modern Logic, 2nd Edition offers an innovative, friendly, and effective introduction to logic. It integrates formal first order, modal, and non-classical logic with natural language reasoning, analytical writing, critical thinking, set theory, and the philosophy of logic and mathematics.
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Страница 26
... valid if and only if it's impossible for its premises to be true and its conclusion false. Another way to put this is to say that an argument is valid iffl the truth of the premises guarantee the truth of the conclusion. The premises ...
... valid if and only if it's impossible for its premises to be true and its conclusion false. Another way to put this is to say that an argument is valid iffl the truth of the premises guarantee the truth of the conclusion. The premises ...
Страница 27
... true, so is P A O. This is a valid argument. Example P v Q .- P Is it possible for the premises of this argument to be true and the conclusion false? Indeed it is. In our formal language P and Q are independent statements. It's possible ...
... true, so is P A O. This is a valid argument. Example P v Q .- P Is it possible for the premises of this argument to be true and the conclusion false? Indeed it is. In our formal language P and Q are independent statements. It's possible ...
Страница 29
... true whenever the premises are true. Invalid Iff it's possible for the premises to be true and the conclusion false. Arguments in English are more difficult to evaluate. We can do this most successfully when we can identify the formal ...
... true whenever the premises are true. Invalid Iff it's possible for the premises to be true and the conclusion false. Arguments in English are more difficult to evaluate. We can do this most successfully when we can identify the formal ...
Страница 30
... premises true and the conclusion false. Notice that in the first argument the premises and the conclusion are true. In the second, not all the premises are true and the conclusion is false. But this doesn't violate the definition of ...
... premises true and the conclusion false. Notice that in the first argument the premises and the conclusion are true. In the second, not all the premises are true and the conclusion is false. But this doesn't violate the definition of ...
Страница 31
... premises are true. Invalid Iff it's possible for the premises to be true and the conclusion false. Sound Iff it's valid and the premises are true. Exercises Informal Inference Odd-numbered solutions begin on page 351 For each argument ...
... premises are true. Invalid Iff it's possible for the premises to be true and the conclusion false. Sound Iff it's valid and the premises are true. Exercises Informal Inference Odd-numbered solutions begin on page 351 For each argument ...
Садржај
Chapter Four | |
Chapter Five | |
Chapter | |
Chapter Seven | |
Chapter Eight | |
Chapter Nine | |
Chapter | |
Chapter Eleven | |
Chapter Twelve | |
What is Logic? | |
Index | |
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Sweet Reason: A Field Guide to Modern Logic James M. Henle,Jay L. Garfield,Thomas Tymoczko Ограничен приказ - 2011 |
Sweet Reason: A Field Guide to Modern Logic James M. Henle,Jay L. Garfield,Thomas Tymoczko Приказ није доступан - 2011 |
Чести термини и фразе
1-place predicate AOut argue argument form argument is valid arrow assumption attack Basic Sentential bison Buffalo buffalo buffalo Cathy Chapter citizens into criminals clause conclusion false conjunction death penalty deduction democracy diagram disjunction ElxPx English Euathlus Example Exercises exists fobular formal guess Here's Here’s Hillary Clinton HxPx infinite number invalid John McCain logician look main connective major in logic means modal modal logic negation Odd-numbered solutions begin organized crime P A Q paraconsistent logic paradox Polish possible worlds predicate language predicate letter premises are true premises true problem prove Q premise quantifier quantitative skills requirement raise taxes Raising cigarette taxes reason rebut recursive rule Sarah Palin smuggling sneers statement strategy tautology taxes on cigarettes tobacco true and false truth table truth value unfashionable variable Venn diagrams vote VOut Vx(Px VxPx write