Logic/philosphy and theology/Kierrekgard/Pascal/ Flashcards
Logic
study of validity and invalidity in argumentation
Argument
premise or premises given in support of the truth of a conclusion
Premise
claim or assertion used as evidence
Conclusion
why one is arguing
Valid argument
conclusion follows from truth of premises
Invalid argument
conclusion doesn’t follow truth of premises
Sound argument
valid argument with true of premises (good argument, achieves the end it needs to reach)
Unsound argument
invalid argument with true premises, invalid argument with one or more false premises, or valid argument with one or more false premises (truth of conclusion is not established)
Deductive argument
argumentation with conclusion or certanity
Inductive argument
conclusion is made probable or likely
Example of a basic argument
1) All men are mortal
2) Socrates is a man
- ——————————–
3) Therfore, socrates is mortal
Logical fallacy
common mistakes made in argumentation
Ad Hominem
attacks the person
Appeal to majority
majority accepts it
Begging the question
conclusion is premise