- Definitions
- Utilities
- Lemmas for Vectors
- External Provability Predicates
- Diagonal Lemma
- Limitative Theorems
- Multivariate CT_Q
- Löb's Theorem
- Hilbert Systems
- Equivalence Proof of Hilbert System and ND
- Mostowski Modification
- Peano Arithmetic with Lists
- Properties of PALI
- Definition of Provability Predicate and Modus Ponens Proof
- Partial Verification of the HBL conditions