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CORR
2008
Springer
61views Education» more  CORR 2008»
13 years 7 months ago
Short proofs of strong normalization
This paper presents simple, syntactic strong normalization proofs for the simply-typed -calculus and the polymorphic -calculus (system F) with the full set of logical connectives, ...
Aleksander Wojdyga
COMBINATORICS
2007
73views more  COMBINATORICS 2007»
13 years 7 months ago
A Short Proof of a Theorem of Kano and Yu on Factors in Regular Graphs
In this note we present a short proof of the following result, which is a slight extension of a nice 2005 theorem by Kano and Yu. Let e be an edge of an rregular graph G. If G has...
Lutz Volkmann
MST
2008
121views more  MST 2008»
13 years 7 months ago
Datatype-Generic Termination Proofs
Abstract. Datatype-generic programs are programs that are parameterised by a datatype. We review the allegorical foundations of a methodology of designing datatype-generic programs...
Roland Carl Backhouse, Henk Doornbos
APAL
2005
78views more  APAL 2005»
13 years 7 months ago
The logic of proofs, semantically
A new semantics is presented for the logic of proofs (LP), [1, 2], based on the intuition that it is a logic of explicit knowledge. This semantics is used to give new proofs of se...
Melvin Fitting
TCS
2008
13 years 7 months ago
Another proof of Soittola's theorem
Soittola's theorem characterizes R+- or N-rational formal power series in one variable among the rational formal power series with nonnegative coefficients. We present here a...
Jean Berstel, Christophe Reutenauer