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contrapositive

[kon-truh-poz-i-tiv] / ˌkɒn trəˈpɒz ɪ tɪv /


Example Sentences

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The proof of part ii. is the contrapositive of part i.

From Textbooks ● Mar. 30, 2016

He has a wife and kids at home," says twin Nicole, who then states the contrapositive of the real lesson of reality programming: "Celebs like him are just average normal people.

From Time Magazine Archive

So a man may say, "All men are mortal," meaning that the angels never taste death, "angels" being the contrapositive of his subject "men".

From Logic, Inductive and Deductive by William Minto

Or he may mean merely that mortality is a sad thing, his positive subject being men as they are, and his contrapositive men as he desires them to be.

From Logic, Inductive and Deductive by William Minto

As before, the conclusion in the constructive type resolves itself into the subalternate of the major itself, and in the destructive type into the subalternate of its contrapositive.

From Deductive Logic by St. George William Joseph Stock




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