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152
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AUTOMATICA
2006
15 years 4 months ago
2006
This paper presents a Newton-like algorithm for solving systems of rank constrained linear matrix inequalities. Though local quadratic convergence of the algorithm is not a priori...
132
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COMBINATORICS
2007
15 years 4 months ago
2007
This paper deals with new infinite families of small dense sets in desarguesian projective planes PG(2, q). A general construction of dense sets of size about 3q2/3 is presented....
115
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COMBINATORICS
2007
15 years 4 months ago
2007
We refine previous results to provide examples, and in some cases precise classifications, of extremal subsets of {1, ..., n} containing no solutions to a wide class of non-inva...
130
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COMBINATORICS
2007
15 years 4 months ago
2007
We generalize the classical work of de Bruijn, Knuth and Rice (giving the asymptotics of the average height of Dyck paths of length n) to the case of p–watermelons with a wall (...
137
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ACS
2005
15 years 4 months ago
2005
We study internal structures in the category of algebras for an operad, and show that these themselves admit an operadic description. The main case of interest is where the operad...