Lorenz Halbeisen is Professor of Logic and Set Theory at the ETH Zürich.Regula Krapf is Senior Academic Councilor at the University of Bonn since 2023.

• 0. A Framework for Metamathematics.- Part I Introduction to First-Order Logic.- 1 Syntax: The Grammar of Symbols.- 2 The Art of Proof.- 3 Semantics: Making Sense of the Symbols.- Part II Gödel’s Completeness Theorem.- 4 Maximally Consistent Extensions.- 5 The Completeness Theorem.- 6 Language Extensions by Definitions.- Part III Gödel’s Incompleteness Theorems.- 7 Countable Models of Peano Arithmetic.- 8 Arithmetic in Peano Arithmetic.- 9 Gödelisation of Peano Arithmetic.- 10 The First Incompleteness Theorem.- 11 The Second Incompleteness Theorem.- 12 Completeness of Presburger Arithmetic.- Part IV The Axiom System ZFC.- 13 The Axioms of Set Theory (ZFC).- 14 Models of Set Theory.- 15 Models and Ultraproducts.- 16 Models of Peano Arithmetic.- 17 Models of the Real Numbers.- Tautologies.- Solutions.- References.- Index.

Lorenz Halbeisen is Professor of Logic and Set Theory at the ETH Zürich.Regula Krapf is Senior Academic Councilor at the University of Bonn since 2023.

• 0. A Framework for Metamathematics.- Part I Introduction to First-Order Logic.- 1 Syntax: The Grammar of Symbols.- 2 The Art of Proof.- 3 Semantics: Making Sense of the Symbols.- Part II Gödel’s Completeness Theorem.- 4 Maximally Consistent Extensions.- 5 The Completeness Theorem.- 6 Language Extensions by Definitions.- Part III Gödel’s Incompleteness Theorems.- 7 Countable Models of Peano Arithmetic.- 8 Arithmetic in Peano Arithmetic.- 9 Gödelisation of Peano Arithmetic.- 10 The First Incompleteness Theorem.- 11 The Second Incompleteness Theorem.- 12 Completeness of Presburger Arithmetic.- Part IV The Axiom System ZFC.- 13 The Axioms of Set Theory (ZFC).- 14 Models of Set Theory.- 15 Models and Ultraproducts.- 16 Models of Peano Arithmetic.- 17 Models of the Real Numbers.- Tautologies.- Solutions.- References.- Index.

Lorenz Halbeisen is Professor of Logic and Set Theory at the ETH Zürich.Regula Krapf is Senior Academic Councilor at the University of Bonn since 2023.

• 0. A Framework for Metamathematics.- Part I Introduction to First-Order Logic.- 1 Syntax: The Grammar of Symbols.- 2 The Art of Proof.- 3 Semantics: Making Sense of the Symbols.- Part II Gödel’s Completeness Theorem.- 4 Maximally Consistent Extensions.- 5 The Completeness Theorem.- 6 Language Extensions by Definitions.- Part III Gödel’s Incompleteness Theorems.- 7 Countable Models of Peano Arithmetic.- 8 Arithmetic in Peano Arithmetic.- 9 Gödelisation of Peano Arithmetic.- 10 The First Incompleteness Theorem.- 11 The Second Incompleteness Theorem.- 12 Completeness of Presburger Arithmetic.- Part IV The Axiom System ZFC.- 13 The Axioms of Set Theory (ZFC).- 14 Models of Set Theory.- 15 Models and Ultraproducts.- 16 Models of Peano Arithmetic.- 17 Models of the Real Numbers.- Tautologies.- Solutions.- References.- Index.