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- Walks
- Walk 1: Set Theory
- Unit 1: The Mathematical Universe
- Unit 2: Unions and Intersections of Sets
- Unit 3: Direct Products and Relations
- Unit 4: Functions and Equivalent Sets
- Unit 5: Families and the Axiom of Choice
- Unit 6: Ordered Sets and the Lemma of Zorn
- Unit 7: Successor Sets and the Axioms of Peano
- Unit 8: Natural Numbers and the Principle of Induction
- Unit 9: Well Ordered Sets
- Unit 10: Ordinal Numbers
- Unit 11: Cardinal Numbers
- Unit 12: Cardinal Arithmetics
- Unit 13: The Axiomatics of von Neumann, Bernays and Gödel
- Unit 14: Literature about Set Theory
- Walk 2: Numbers
- Mathematicians
- Service
- Links