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Home Q & A Board Humanities Religion and Philosophy
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afrah afrah
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A year ago
“~ (B ≡ A) ⊃ ~L ∴ L ⊃ (B ≡ A)” is a

▸ modus tollens

▸ modus ponens

▸ contraposition

▸ hypothetical syllogism

▸ disjunctive syllogism
Textbook 
How to Think Logically

How to Think Logically


Edition: 2nd
Authors:
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andratandrat
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A year ago
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afrah Author
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A year ago
Good timing, thanks!
sleinhi
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
ky
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2 hours ago
Smart ... Thanks!
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