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DBPL
2005
Springer
130views Database» more  DBPL 2005»
14 years 1 months ago
Complexity and Approximation of Fixing Numerical Attributes in Databases Under Integrity Constraints
Consistent query answering is the problem of computing the answers from a database that are consistent with respect to certain integrity constraints that the database as a whole ma...
Leopoldo E. Bertossi, Loreto Bravo, Enrico Francon...
ISSAC
2005
Springer
97views Mathematics» more  ISSAC 2005»
14 years 1 months ago
Probabilistic algorithms for computing resultants
Let A and B be two polynomials in   [x,y] and let R = resx(A, B) denote the resultant of A and B taken wrt x. In this paper we modify Collins’ modular algorithm for computing R...
Michael B. Monagan
MYCRYPT
2005
Springer
189views Cryptology» more  MYCRYPT 2005»
14 years 1 months ago
An Analysis of Double Base Number Systems and a Sublinear Scalar Multiplication Algorithm
In this paper we produce a practical and efficient algorithm to find a decomposition of type n = kˆ i=1 2si 3ti , si, ti ∈ N ∪ {0} with k ≤   c + o(1) ¡ log n log log n ....
Mathieu Ciet, Francesco Sica
WADS
2005
Springer
114views Algorithms» more  WADS 2005»
14 years 1 months ago
Subquadratic Algorithms for 3SUM
We obtain subquadratic algorithms for 3SUM on integers and rationals in several models. On a standard word RAM with w-bit words, we obtain a running time of O(n2 / max{ w lg2 w , ...
Ilya Baran, Erik D. Demaine, Mihai Patrascu
WAOA
2005
Springer
161views Algorithms» more  WAOA 2005»
14 years 1 months ago
"Almost Stable" Matchings in the Roommates Problem
An instance of the classical Stable Roommates problem (sr) need not admit a stable matching. This motivates the problem of finding a matching that is “as stable as possible”, ...
David J. Abraham, Péter Biró, David ...