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Contraposition. In logic and mathematics, contraposition, or transposition, refers to the inference of going from a conditional statement into its logically equivalent contrapositive, and an associated proof method known as § Proof by contrapositive. The contrapositive of a statement has its antecedent and consequent inverted and flipped.
New Criticism. New Criticism was a formalist movement in literary theory that dominated American literary criticism in the middle decades of the 20th century. It emphasized close reading, particularly of poetry, to discover how a work of literature functioned as a self-contained, self-referential aesthetic object.
In term logic (a branch of philosophical logic), the square of opposition is a diagram representing the relations between the four basic categorical propositions. The origin of the square can be traced back to Aristotle 's tractate On Interpretation and its distinction between two oppositions: contradiction and contrariety.
Modus tollens is a mixed hypothetical syllogism that takes the form of "If P, then Q. Not Q. Therefore, not P." It is an application of the general truth that if a statement is true, then so is its contrapositive. The form shows that inference from P implies Q to the negation of Q implies the negation of P is a valid argument.
Archetypal literary criticism is a type of analytical theory that interprets a text by focusing on recurring myths and archetypes (from the Greek archē, "beginning", and typos, "imprint") in the narrative, symbols, images, and character types in literary works. As an acknowledged form of literary criticism, it dates back to 1934 when Classical ...
Progymnasmata (Greek προγυμνάσματα "fore-exercises"; Latin praeexercitamina) are a series of preliminary rhetorical exercises that began in ancient Greece and continued during the Roman Empire. These exercises were implemented by students of rhetoric, who began their schooling between ages twelve and fifteen. The purpose of these ...
Binary opposition is the system of language and/or thought by which two theoretical opposites are strictly defined and set off against one another. [1] It is the contrast between two mutually exclusive terms, such as on and off, up and down, left and right. [2] Binary opposition is an important concept of structuralism, which sees such ...
Inverse (logic) In logic, an inverse is a type of conditional sentence which is an immediate inference made from another conditional sentence. More specifically, given a conditional sentence of the form , the inverse refers to the sentence . Since an inverse is the contrapositive of the converse, inverse and converse are logically equivalent to ...