lang argument and logic

argument

piece of reasoning with one or more premises and a conclusion

aristotles appeals

ethos, pathos, logos

concession

accepting at least a part or all of the opposing viewpoint

conditional statement

an if-then statement that has two parts- an antecedent and a consequent

counterexample

example that runs counter to, opposite to, a generalization which makes it false

deductive argument

argument where the premises provide a guarantee of the truth of the conclusion, as long as the premises are true- premises are intended to provide support for the conclusion that is so strong that as long as the premises are true it would be impossible for the conclusion to be false

inductive argument

an argument where the premises provide reasons supporting the probable truth of the conclusion

sound argument

a deductive argument is sound if it meets two requirements: line of reasoning is valid, and all its premises are true

valid argument

an argument is valid if the conclusion logically follows from the premises