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» A Dependent Set Theory
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CSL
2003
Springer
14 years 1 months ago
A Strongly Normalising Curry-Howard Correspondence for IZF Set Theory
We propose a method for realising the proofs of Intuitionistic Zermelo-Fraenkel set theory (IZF) by strongly normalising λ-terms. This
Alexandre Miquel
MLQ
2006
84views more  MLQ 2006»
13 years 7 months ago
A note on Bar Induction in Constructive Set Theory
Bar Induction occupies a central place in Brouwerian mathematics. This note is concerned with the strength of Bar Induction on the basis of Constructive ZermeloFraenkel Set Theory...
Michael Rathjen
HIS
2003
13 years 9 months ago
On a Set Theory With Uncertain Membership Relations
We logically model uncertainty by expanding language without changing logical reasoning rules. We expand the language of set theory by adding new predicate symbols, uncertain membe...
Shunsuke Yatabe, Yuzuru Kakuda, Makoto Kikuchi
BSL
2007
51views more  BSL 2007»
13 years 7 months ago
Relating First-order Set Theories and Elementary Toposes
We show how to interpret the language of first-order set theory in an elementary topos endowed with, as extra structure, a directed structural system of inclusions (dssi). As our ...
Steven Awodey, Carsten Butz, Alex Simpson, Thomas ...
BSL
2008
95views more  BSL 2008»
13 years 8 months ago
Cohen and Set Theory
We discuss the work of Paul Cohen in set theory and its influence, especially the background, discovery, development of forcing. Paul Joseph Cohen (1934
Akihiro Kanamori