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Home Q & A Board Humanities Religion and Philosophy
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onetouch onetouch
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A year ago
Consider "Since some TV stars are not tall persons, some non-tall persons are not non-TV stars." This inference, drawn by contraposition, is

▸ valid

▸ not valid

▸ valid by limitation
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
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hhortonhhorton
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A year ago
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onetouch Author
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A year ago
Thank you, thank you, thank you!
cipcal
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Yesterday
Thanks
avance37
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2 hours ago
Brilliant ツ
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