Combining Texts
Ideas for
'fragments/reports', 'Ontology' and 'Prior Analytics'
expand these ideas
|
start again
|
choose
another area for these texts
display all the ideas for this combination of texts
9 ideas
5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic
|
7681
|
Logic describes inferences between sentences expressing possible properties of objects [Jacquette]
|
5. Theory of Logic / B. Logical Consequence / 3. Deductive Consequence |-
|
11148
|
Deduction is when we suppose one thing, and another necessarily follows [Aristotle]
|
5. Theory of Logic / C. Ontology of Logic / 2. Platonism in Logic
|
7682
|
Logic is not just about signs, because it relates to states of affairs, objects, properties and truth-values [Jacquette]
|
5. Theory of Logic / E. Structures of Logic / 1. Logical Form
|
18896
|
Aristotle places terms at opposite ends, joined by a quantified copula [Aristotle, by 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 [Aristotle, by Benardete,JA]
|
5. Theory of Logic / F. Referring in Logic / 2. Descriptions / c. Theory of definite descriptions
|
7697
|
On Russell's analysis, the sentence "The winged horse has wings" comes out as false [Jacquette]
|
5. Theory of Logic / G. Quantification / 1. Quantification
|
11149
|
Affirming/denying sentences are universal, particular, or indeterminate [Aristotle]
|
5. Theory of Logic / G. Quantification / 3. Objectual Quantification
|
8079
|
Aristotelian logic has two quantifiers of the subject ('all' and 'some') [Aristotle, by Devlin]
|
5. Theory of Logic / L. Paradox / 5. Paradoxes in Set Theory / d. Russell's paradox
|
7701
|
Can a Barber shave all and only those persons who do not shave themselves? [Jacquette]
|