Embedding Pure Type Systems in the Lambda-Pi-Calculus Modulo

Author(s):  
Denis Cousineau ◽  
Gilles Dowek
2003 ◽  
Vol 85 (7) ◽  
pp. 30-49
Author(s):  
Fairouz Kamareddine ◽  
Twan Laan ◽  
Rob Nederpelt

2001 ◽  
Vol 269 (1-2) ◽  
pp. 317-361 ◽  
Author(s):  
Gilles Barthe ◽  
John Hatcliff ◽  
Morten Heine Sørensen

2010 ◽  
Vol 34 ◽  
pp. 53-67 ◽  
Author(s):  
Herman Geuvers ◽  
Robbert Krebbers ◽  
James McKinna ◽  
Freek Wiedijk

2002 ◽  
Vol 45 (2) ◽  
pp. 187-201 ◽  
Author(s):  
F. Kamareddine

2012 ◽  
Vol 22 (2) ◽  
pp. 153-180 ◽  
Author(s):  
VINCENT SILES ◽  
HUGO HERBELIN

AbstractPure Type Systems are usually described in two different ways, one that uses an external notion of computation like beta-reduction, and one that relies on a typed judgment of equality, directly in the typing system. For a long time, the question was open to know whether both presentations described the same theory. A first step towards this equivalence has been made by Adams for a particular class ofPure Type Systems(PTS) called functional. Then, his result has been relaxed to all semi-full PTSs in previous work. In this paper, we finally give a positive answer to the general question, and prove that equivalence holds for any Pure Type System.


2001 ◽  
Vol 11 (1) ◽  
pp. 3-19 ◽  
Author(s):  
ROEL BLOO

We define an extension of pure type systems with explicit substitution. We show that the type systems with explicit substitution are strongly normalizing iff their ordinary counterparts are. Subject reduction is shown to fail in general but a weaker, though still useful, subject reduction property is established. A more complicated extension is proposed for which subject reduction does hold in general.


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