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Brief and Straightforward Guide: In Logic, what are Sound and Valid Arguments? ... Such deductive arguments can be attacked on two different fronts: 1) call into question the premises of the argument itself, 2) call into question the structure ... Sound: all premises are true and conclusion follows from the premises. Example:
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www.wisegeek.com/in-logic-what-are-sound-and-valid-argu...
www.wisegeek.com/in-logic-what-are-sound-and-valid-arguments.htm
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Here is an example of a valid deductive argument with true premises and a true conclusion (notice it is in the form of a syllogism): ... Are these arguments sound?
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www.ulm.edu/~hwilson/phil203.HAND1.htm
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A valid argument is an argument whose conclusion follows logically from the truth of the premises. It is impossible for the premises to be true and the conclusion false. An example of a valid argument is: ･ 1. If Thales was right, then ever...
http://wiki.answers.com/Q/What_is_the_difference_betwee...
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New questions | All unanswered questions ... [First Philosophy and Philosophers page] ... A valid argument is an argument whose conclusion follows logically from the truth of the premises. It is impossible for the...
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wiki.answers.com/Q/FAQ/2544-7
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In a valid argument, if the premises are true, then the conclusion cannot be false, since by definition it is impossible for a valid argument to have true premises and a false conclusion in the same situation. So given that a sound argument is valid and has true premises, its conclusion must also be true.
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philosophy.hku.hk/think/arg/valid1.php
philosophy.hku.hk/think/arg/valid1.php
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Yet another objection to the possibility of a sound argument for the nonexistence of a god can be found in the writings of Bertrand Russell. In order to understand the basis for Russell's objection, we must first understand how Russell defined the ... At least one valid kind of argument is missing from his list.[24]
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www.infidels.org/library/modern/jeff_lowder/ipnegep.htm...
www.infidels.org/library/modern/jeff_lowder/ipnegep.html
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So, if you have a sound argument for a given conclusion, then, since the argument has true premises, and since the argument is valid, and valid arguments can never take you from true premises to a false conclusion, the argument's conclusion must be true. ... 1. a valid argument, a sound argument...
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www.jimpryor.net/teaching/vocab/validity.html
www.jimpryor.net/teaching/vocab/validity.html
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Some logicians designate the combination of true premises and a valid inference as a sound argument; it is a piece of reasoning whose conclusion must be true. The trouble with every other case is that it gets us nowhere, since either at least one of the premises is false, or the inference is invalid, or both.
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www.philosophypages.com/lg/e01.htm
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In a valid argument, if the premises are true, the conclusion cannot be false. ... The following argument is valid but not sound: "All college teachers are males. Dr. Rich is a college teacher. Hence he is male."
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school.discoveryeducation.com/quizzes/cc_grich/validsou...
school.discoveryeducation.com/quizzes/cc_grich/validsoungargs2.html
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