Incompleteness
Web resources
lo.logic - What axioms are used to prove Gödel's Incompleteness Theorems? - MathOverflow ★
Finite versions of Godel\' s incompleteness - MathOverflow ★
Burali-Forti paradox - Wikipedia, the free encyclopedia
(in FoM) set theory - Are there first-order statements that second order PA proves that first order PA does not? - MathOverflow ★
(in Theorem Proving) formal methods - Do theorems provers demonstrate their own correctness\"? - Computer Science Stack Exchange ★★★
Papers
A Simple Character String Proof of the \"True but Unprovable\" Version of Goedel\'s First Incompleteness Theorem (online @ arxiv.org)
A Universal Approach to Self-Referential Paradoxes, Incompleteness and Fixed Points (online @ arxiv.org)
Self-Verifying Axiom Systems, the Incompleteness Theorem and Related Reflection Principles (online @ jstor)
(in Recreational Mathematics) Fusible numbers and Peano Arithmetic ★