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Expansion for Theory of Logic

852 1. Philosophy
527 2. Reason
566 3. Truth
761 4. Formal Logic

1160 5. Theory of Logic
A. Overview of Logic
33 1. Overview of Logic
15 2. History of Logic
21 3. Value of Logic
17 4. Pure Logic
18 5. First-Order Logic
26 6. Classical Logic
32 7. Second-Order Logic
8 8. Logic of Mathematics
2 9. Philosophical Logic
B. Logical Consequence
27 1. Logical Consequence
6 2. Types of Consequence
6 3. Deductive Consequence |-
15 4. Semantic Consequence |=
9 5. Modus Ponens
2 6. Entailment
5 7. Strict Implication
7 8. Material Implication
C. Ontology of Logic
16 1. Ontology of Logic
5 2. Platonism in Logic
10 3. If-Thenism
8 4. Logic by Convention
D. Assumptions for Logic
13 1. Bivalence
24 2. Excluded Middle
4 3. Contradiction
16 4. Identity in Logic
E. Structures of Logic
35 1. Logical Form
27 2. Logical Connectives a. Logical connectives
3 b. Basic connectives
8 c. not
6 d. and
7 e. or
2 3. Constants in Logic
19 4. Variables in Logic
12 5. Functions in Logic
9 6. Relations in Logic
6 7. Predicates in Logic
9 8. Theories in Logic
F. Referring in Logic
31 1. Naming a. Names
31 b. Names as descriptive
20 c. Names as referential
15 d. Singular terms
13 e. Empty names
6 f. Names eliminated
4 2. Descriptions a. Descriptions
21 b. Definite descriptions
22 c. Theory of definite descriptions
5 3. Property (λ-) Abstraction
G. Quantification
21 1. Quantification
16 2. Domain of Quantification
9 3. Objectual Quantification
22 4. Substitutional Quantification
11 5. Second-Order Quantification
25 6. Plural Quantification
9 7. Unorthodox Quantification
H. Proof Systems
4 1. Proof Systems
6 2. Axiomatic Proof
7 3. Proof from Assumptions
13 4. Natural Deduction
8 5. Tableau Proof
5 6. Sequent Calculi
I. Semantics of Logic
21 1. Semantics of Logic
6 2. Formal Truth
23 3. Logical Truth
12 4. Satisfaction
4 5. Extensionalism
4 6. Intensionalism
J. Model Theory in Logic
34 1. Logical Models
13 2. Isomorphisms
24 3. Löwenheim-Skolem Theorems
K. Features of Logics
30 1. Axiomatisation
10 2. Consistency
12 3. Soundness
14 4. Completeness
10 5. Incompleteness
17 6. Compactness
7 7. Decidability
10 8. Enumerability
2 9. Expressibility
6 10. Monotonicity
L. Paradox
5 1. Paradox
20 2. Aporiai
7 3. Antinomies
7 4. Paradoxes in Logic a. Achilles paradox
1 b. König's paradox
4 c. Berry's paradox
1 d. Richard's paradox
2 e. The Lottery paradox
4 5. Paradoxes in Set Theory a. Set theory paradoxes
1 b. Cantor's paradox
4 c. Burali-Forti's paradox
5 d. Russell's paradox
2 e. Mirimanoff's paradox
16 6. Paradoxes in Language a. The Liar paradox
5 b. The Heap paradox ('Sorites')
2 c. Grelling's paradox
1 d. The Preface paradox
2 7. Paradoxes of Time

1135 6. Mathematics
920 7. Existence
821 8. Modes of Existence
1469 9. Objects
761 10. Modality
383 11. Knowledge Aims
605 12. Knowledge Sources
573 13. Knowledge Criteria
619 14. Science
462 15. Nature of Minds
394 16. Persons
467 17. Mind and Body
690 18. Thought
757 19. Language
206 20. Action
190 21. Aesthetics
686 22. Metaethics
758 23. Ethics
153 24. Applied Ethics
666 25. Society
988 26. Natural Theory
353 27. Natural Reality
379 28. God
224 29. Religion