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Mathematics
Mathematical Logic
1. Introduction to Mathematical Logic
2. Propositional Logic
3. First-Order Logic
4. Model Theory
5. Computability Theory
6. Incompleteness Theorems
7. Axiomatic Set Theory
8. Proof Theory
9. Modal Logic
10. Intuitionistic Logic
11. Higher-Order Logic
Intuitionistic Logic
Philosophical Foundations
Constructive Mathematics
Rejection of Law of Excluded Middle
Brouwer's Intuitionism
Syntax of Intuitionistic Logic
Logical Connectives
Quantifiers
Formation Rules
Semantics of Intuitionistic Logic
Brouwer-Heyting-Kolmogorov Interpretation
Kripke Semantics for Intuitionistic Logic
Topological Semantics
Proof Theory of Intuitionistic Logic
Natural Deduction for Intuitionistic Logic
Sequent Calculus for Intuitionistic Logic
Cut-Elimination
Relationship to Classical Logic
Double Negation Translation
Gödel-Gentzen Translation
Embedding Results
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11. Higher-Order Logic