Iterated local reflection versus iterated consistency
نویسندگان
چکیده
منابع مشابه
Iterated Local Reeection Vs Iterated Consistency
For \natural enough" systems of ordinal notation we show that times iterated local reeection schema over a suuciently strong arithmetic T proves the same 0 1-sentences as ! times iterated consistency. A corollary is that the two hierarchies catch up modulo relative interpretability exactly at-numbers. We also derive the following more general \mixed" formulas estimating the consistency strength...
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ژورنال
عنوان ژورنال: Annals of Pure and Applied Logic
سال: 1995
ISSN: 0168-0072
DOI: 10.1016/0168-0072(95)00007-4