logic - If an argument cannot be known as sound, can it still be ...
2023年3月27日 · Would I be right to presume there is a difference between (1) claiming an argument is sound and (2) whether or not an argument is sound? Update 2: It appears to me that in order to claim an argument as sound, a claimant must know that the argument's claim be valid and its premises true rather than the argument's claim be valid and its premises ...
Example of a Sound Argument - Philosophy Stack Exchange
2015年4月28日 · A sound argument is an argument that is valid and of which all premises are true. Your argument is valid, but the second premise is incorrect. A murder trial is not a criminal action. Maybe a murder is a criminal action - but that depends on the country you're in (to be on the safe side). But, why don't you ask your teacher?
Question regarding sound argument - Philosophy Stack Exchange
Validity: An argument is valid if and only if it is necessary that if all the premises are true, then the conclusion is true. Soundness: A sound argument is an argument which is valid and which contains only true premises.
Determining the soundness of arguments - Philosophy Stack …
2015年4月26日 · A deductive argument is said to be valid if and only if it takes a form that makes it impossible for the premises to be true and the conclusion nevertheless to be false. Otherwise, a deductive argument is said to be invalid. A deductive argument is sound if and only if it is both valid, and all of its premises are actually true.
Deductively sound argument - Philosophy Stack Exchange
2021年9月28日 · By definition too, a sound argument is also logically valid. Conversely, if you can exhibit a counterexample (that is to say, one case where the premises are true and the conclusion is false), then the argument is not valid, and therefore not sound. Some arguments are so simple we are all very confident no one will ever find a counterexample.
Can we use an impossible condition as a premise in a sound …
2021年11月22日 · The argument may or may not be valid--the conclusion may or may not follow from the premises--and even if it's valid, the argument may or may not be sound--to be sound is to be valid and to have all true premises. But any argument can be created from any propositions.
soundness: how can one decide\know if premise is true or false
The argument is valid (because the conclusion is true based on the premises, that is, that the conclusion follows the premises) and since the premises are in fact true, the argument is sound. There is nothing wrong in my perspective, but what if there is a religion/person that does not believe in mortality.
Sound and Unsound arguments? - Philosophy Stack Exchange
2013年11月19日 · It asks to identify in the given paragraph which arguments is sound or unsound, and if it is unsound, I have to correct it to make it sound. Now, I know all the basic concept and definition. In order for an argument to be sound, it need to be valid first, and all the premises have to be true also.
Can an argument be formally valid with sound premises and still …
2018年9月17日 · With a circular argument the premise becomes the conclusion. That is a valid inference. If the premise is obviously true, the argument is sound. But, nonetheless, the argument is an example of the informal fallacy of circular reasoning and remains so in spite of the validity and soundness of the argument. Should anyone accept such an argument? No.
Could an argument with false Premises and a true Conclusion be ...
2019年8月8日 · So our argument, from the logical point of view, still deserves this quality criterion. That's what validity is about. Of course, validity is not everything. We indeed want to have true premises. That's why there is also the notion of 'soundness', as also already mentioned here. A sound argument is a valid argument + true premises.