Sciweavers

1322 search results - page 52 / 265
» Unsound Theorem Proving
Sort
View
TYPES
1994
Springer
13 years 11 months ago
A Concrete Final Coalgebra Theorem for ZF Set Theory
A special final coalgebra theorem, in the style of Aczel's [2], is proved within standard Zermelo-Fraenkel set theory. Aczel's AntiFoundation Axiom is replaced by a varia...
Lawrence C. Paulson
ICCS
2003
Springer
14 years 25 days ago
Invariant Manifolds and Grobman-Hartman Theorem for Equations with Degenerate Operator at the Derivative
Abstract. Analog of Grobman-Hartman theorem about stable and unstable manifolds solutions for differential equations in Banach spaces with degenerate Fredholm operator at the deri...
Bülent Karasözen, Irina Konopleva, Boris...
EUSFLAT
2003
100views Fuzzy Logic» more  EUSFLAT 2003»
13 years 9 months ago
A fuzzy analysis of a Richter theorem in fuzzy consumers
In this paper we prove that a transitive fuzzy relation R on a set X can be extended to a total transitive fuzzy relation Q on X preserving the irreflexivity of R. This generaliz...
Irina Georgescu
SIAMCOMP
2011
12 years 10 months ago
A Quantitative Version of the Gibbard-Satterthwaite Theorem for Three Alternatives
The Gibbard-Satterthwaite theorem states that every non-dictatorial election rule among at least three alternatives can be strategically manipulated. We prove a quantitative versi...
Ehud Friedgut, Gil Kalai, Nathan Keller, Noam Nisa...
IJNSEC
2008
96views more  IJNSEC 2008»
13 years 7 months ago
Weak Composite Diffie-Hellman
In1985, Shmuley proposed a theorem about intractability of Composite Diffie-Hellman. The theorem of Shmuley may be paraphrased as saying that if there exist a probabilistic polyno...
Kooshiar Azimian, Javad Mohajeri, Mahmoud Salmasiz...