### Ideas from 'Prior Analytics' by Aristotle [328 BCE], by Theme Structure

#### [found in 'Prior Analytics' by Aristotle (ed/tr Smith,Robin) [Hackett 1989,0-87220-064-7]].

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###### 4. Formal Logic / A. Syllogistic Logic / 1. Aristotelian Logic
 22271 Aristotle was the first to use schematic letters in logic [Potter]
 11060 Aristotelian syllogisms are three-part, subject-predicate, existentially committed, with laws of thought [Hanna]
 18909 Aristotelian sentences are made up by one of four 'formative' connectors [Engelbretsen]
 8080 Aristotelian identified 256 possible syllogisms, saying that 19 are valid [Devlin]
 13912 Aristotle replaced Plato's noun-verb form with unions of pairs of terms by one of four 'copulae' [Engelbretsen/Sayward]
 8071 Aristotle listed nineteen valid syllogisms (though a few of them were wrong) [Devlin]
###### 4. Formal Logic / A. Syllogistic Logic / 2. Syllogistic Logic
 13819 Aristotle's said some Fs are G or some Fs are not G, forgetting that there might be no Fs [Bostock]
###### 4. Formal Logic / D. Modal Logic ML / 4. Alethic Modal Logic
 9403 There are three different deductions for actual terms, necessary terms and possible terms
###### 5. Theory of Logic / B. Logical Consequence / 3. Deductive Consequence |-
 11148 Deduction is when we suppose one thing, and another necessarily follows
###### 5. Theory of Logic / E. Structures of Logic / 1. Logical Form
 18896 Aristotle places terms at opposite ends, joined by a quantified copula [Sommers]
###### 5. Theory of Logic / E. Structures of Logic / 7. Predicates in Logic
 3300 Aristotle's logic is based on the subject/predicate distinction, which leads him to substances and properties [Benardete,JA]
###### 5. Theory of Logic / G. Quantification / 1. Quantification
 11149 Affirming/denying sentences are universal, particular, or indeterminate
###### 5. Theory of Logic / G. Quantification / 3. Objectual Quantification
 8079 Aristotelian logic has two quantifiers of the subject ('all' and 'some') [Devlin]
###### 10. Modality / A. Necessity / 4. De re / De dicto modality
 14641 A deduction is necessary if the major (but not the minor) premise is also necessary
###### 15. Nature of Minds / C. Capacities of Minds / 5. Generalisation by mind
 18911 Linguistic terms form a hierarchy, with higher terms predicable of increasing numbers of things [Engelbretsen]