2019/02/19 by Kurahashi, Taishi · 2 citations
#FOS: Mathematics #Logic (math.LO)
paper · doi:10.48550/arxiv.1902.06863
This paper is a continuation of Arai's paper on derivability conditions for Rosser provability predicates. We investigate the limitations of the second incompleteness theorem by constructing three different Rosser provability predicates satisfying several derivability conditions.