contrapositive

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

But inasmuch as any positive may have more than one contrapositive, we cannot tell immediately or without some knowledge of the circumstances or context, what the precise counter-implicate is.

From Logic, Inductive and Deductive by Minto, William

Every positive in thought has a contrapositive, and the positive and contrapositive are of the same kind.

From Logic, Inductive and Deductive by Minto, William

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 Stock, St. George William Joseph