Origin of contraposition
Examples from the Web for contraposition
We have given examples and illustrations in the paragraph describing Conversion by Contraposition.Thought-Culture|William Walker Atkinson
They are all remarkable for harmonies attained by certain combinations of shade in gradations with colours in contraposition.
A further process, known as Contraposition or Conversion by Negation, consists of conversion following on obversion.
It is for dealing with these intractable moods that Contraposition is required.Logic, Inductive and Deductive|William Minto
In this it differs from Obversion, Conversion, and Contraposition, each of which stands for one process.Logic|Carveth Read
1550s, from Late Latin contrapositionem (nominative contrapositio), noun of action from past participle stem of contraponere, from contra "against" (see contra) + ponere "to put, place" (see position (n.)).