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» Descriptive Set Theory of Families of Small Sets
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JCB
2000
137views more  JCB 2000»
14 years 9 months ago
NOTUNG: A Program for Dating Gene Duplications and Optimizing Gene Family Trees
Large scale gene duplication is a major force driving the evolution of genetic functional innovation. Whole genome duplications are widely believed to have played an important rol...
Kevin Chen, Dannie Durand, Martin Farach-Colton
66
Voted
BMCBI
2004
83views more  BMCBI 2004»
14 years 9 months ago
VKCDB: Voltage-gated potassium channel database
Background: The family of voltage-gated potassium channels comprises a functionally diverse group of membrane proteins. They help maintain and regulate the potassium ion-based com...
Bin Li, Warren J. Gallin
63
Voted
APAL
2008
63views more  APAL 2008»
14 years 9 months ago
A standard model of Peano arithmetic with no conservative elementary extension
The principal result of this paper answers a long-standing question in the model theory of arithmetic [KS, Question 7] by showing that there exists an uncountable arithmetically cl...
Ali Enayat
CIE
2008
Springer
14 years 11 months ago
The Shrinking Property for NP and coNP
We study the shrinking and separation properties (two notions well-known in descriptive set theory) for NP and coNP and show that under reasonable complexity-theoretic assumptions...
Christian Glaßer, Christian Reitwießne...
APPROX
2009
Springer
156views Algorithms» more  APPROX 2009»
15 years 4 months ago
Small-Bias Spaces for Group Products
Small-bias, or -biased, spaces have found many applications in complexity theory, coding theory, and derandomization. We generalize the notion of small-bias spaces to the setting ...
Raghu Meka, David Zuckerman