Assertion: deductive argument | /r/HasProperty | valid
Facets:
value: if
type: DEGREE
value: formally
type: MANNER
value: in a valid argument
type: OTHER
Source sentences:
text: Deductive arguments can be valid or sound: in a valid argument,
text: A deductive argument is said to be valid or invalid.
text: To say that a deductive argument is valid means (1) its conclusion (really) necessarily follows from its premises;
text: A deductive argument is said to be valid or invalid.
text: If a deductive argument is valid and its premises are all true, then it is also referred to as sound.
text: Deductive arguments may be either valid or invalid.
text: If the statements offered as premises are true, and the conclusion follows naturally from those premises, then a deductive argument is considered to be valid.
text: A deductive argument is strong if it is valid and it is reasonable to believe the premises.
text: A deductive argument containing an informal fallacy may be formally valid, but still remain rationally unpersuasive.
text: A deductive argument with the right form is considered to be valid, regardless of the truth of the premises.
text: A deductive argument is said to be valid when the inference from premises to conclusion is perfect.
text: This deductive argument is valid because the logical relations hold; we are not interested in their factual soundness.
text: The PUN ensures that, whilst every deductive argument is either good or bad, valid or invalid, inductive arguments are only good or bad to some degree.
text: Conclusivity means that if a deductive argument is valid, then it will remain valid whatever else we might learn.
text: A deductive argument has to be valid if:
text: Deductive arguments may be either valid or invalid.
text: Both may actually be true, or may even be more probable as a result of the argument; but the deductive argument is still invalid because the conclusion does not follow from the premises in the manner described.
text: Any deductive argument that is not valid is invalid : it is possible for its conclusion to be false while its premises are true, so even if the premises are true, the conclusion may turn out to be either true or false.
text: The PUN ensures that, whilst every deductive argument is either good or bad, valid or invalid, inductive arguments are only good or bad to some degree.
text: A deductive argument has to be invalid if:
text: To say that a deductive argument is valid means (2) it is impossible for its premises all to be true while the conclusion is false.