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EJC
2010
13 years 9 months ago
2010
The objective of this paper is to study a special family of Minkowski sums, that is of polytopes relatively in general position. We show that the maximum number of faces in the su...
EJC
2010
13 years 9 months ago
2010
Packing density is a permutation occurrence statistic which describes the maximal number of permutations of a given type that can occur in another permutation. In this article we ...
ACS
2006
13 years 9 months ago
2006
We propose a class of in nite comatrix corings, and describe them as colimits of systems of usual comatrix corings. The in nite comatrix corings of El Kaoutit and Gomez Torrecillas...
ALIFE
2006
13 years 9 months ago
2006
Cancer can be viewed as the loss of cooperative cell behaviors that normally facilitate multicellularity, including the formation of tissues and organs. Hanahan and Weinberg descri...
AMC
2006
13 years 9 months ago
2006
The main purpose of this paper is quite uncontroversial. First, we recall some models of analog computations (including these allowed to perform Turing uncomputable tasks). Second...