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Logic Bluebook
| Term | Definition |
|---|---|
| Figure | The figure of a syllogism is the disposition (or location) of terms in the premises |
| First Figure (sub-prae) | The middle term is the subject in the major premise and the predicate in the minor premise |
| Second Figure (prae-prae) | The middle term is the predicate in the major premise and the predicate in the minor premise |
| Third Figure (sub-sub) | The middle term is the subject in the major premise and also the subject in the minor premise |
| Fourth Figure or Indirect First (prae-sub) | The middle term is the predicate in the major premise and the subject in the minor premise |
| Mood | The disposition of the premises according to quantity and quality |
| S, P, M, C | The four operations of reduction |
| Quantifier | Words such as all, no, or some |
| Complement | A word or group of words that completes the predicate |
| Copula | A to be verb; is, am or are words that links together the subject and the predicate |
| Enthymeme | A syllogism that does not contain both of the necessary premises - or contains both of its premises but does not contain a conclusion |
| First order Enthymeme | Enthymemes distinguished by the fact that they are missing the major premise |
| Second Order Enhtymeme | Enthymemes distinguished by the fact that they are missing the minor premise |
| Third Order Enthymemes | Enthymemes in which the conclusion is missing |
| Conditional Syllogism | A syllogism that contains a conditional statement as its major premise, a categorical statement affirming or denying one of the elements of the conditional statement as its minor premise, and a categorical statement affirming or denying one of the element |
| Modus Ponens | The constructive valid mood |
| Modus Tollens | The destructive valid mood |
| Disjunctive Syllogism | An either... or statement |
| Conjunctive Syllogism | A both... and statement |
| Polysyllogism | A syllogism that links together several syllogisms in such a way that the conclusion of one syllogism serves as a premise for the next one |
| Sorites | A chain argument, which, through a chain of premises (without the intermediate conclusions) connects the subject of the first premise with the predicate of the conclusion |
| Aristotelian Sorites | Sorites that is a series of Fourth (or Indirect First) Figure syllogisms with all of the conclusions unexpressed except the last |
| Goclenian Sorites | Sorites that are a series of First Figure syllogisms |
| Epicheirema | Syllogisms in which at least one of the premises contains casual propisitions |
| Dilemma | The prettiest and most effective form of conditional reasoning |
| Oblique syllogism | A syllogism where a certain relation is inferred between the major and minor term |
Created by:
gabbybialas
Popular English Vocabulary sets