contraposition

Example Sentences

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While perhaps a direct contraposition to point number one, it's worth remembering that Doc/Fest is a cross-platform, multimedia festival, as well as being a haven for the factually obsessed.

From The Guardian • May 9, 2013

Paolo Rodari, who writes about the Vatican for the newspaper Il Foglio, said the episode depicted “a widening contraposition happening in the Vatican between Bertone and different clerics who do not like his politics.”

From New York Times • Jan. 27, 2012

Conversion by contraposition may be complicated in appearance by the occurrence of a negative term in the subject or predicate or both, e.g.

From Deductive Logic by Stock, St. George William Joseph

This is equivalent, as the converse by contraposition, with— All capable of passing have worked at the subject.

From Logic, Inductive and Deductive by Minto, William

Some particular case of C not being D is not a case of A being   B. But what is this but an immediate inference by contraposition, coming under the formula   All A is B,   .'.

From Deductive Logic by Stock, St. George William Joseph