PHI 101 Lecture Notes - Lecture 3: Truth Predicate
13 Jan 2017
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Document Summary
Truth of the conclusion is a consequence of the truth of the premises. What is stated in conclusion is really already stated in your. Components of an argument: premises premises. Assumed to be true but can be either true or false. From their truth, conclusion should follow: conclusion. Valid argument with false premises and conclusion. All plants have minds: definition of validity is a technical definition. You can"t say an idea is valid in philosophy. In philosophy, validity is solely a property of deductive arguments. If you can find a conclusion that is false even though the premises are true, the argument is invalid. If the premises do not guarantee the conclusion, the argument is invalid: test for invalidity. Step two: is there any circumstance under which the conclusion could be false when the premises are true: example. If jones stands under the heavy rain with at an umbrella, jones will get wet.
