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» Proving Integrality Gaps without Knowing the Linear Program
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SODA
2010
ACM
216views Algorithms» more  SODA 2010»
14 years 2 months ago
On linear and semidefinite programming relaxations for hypergraph matching
The hypergraph matching problem is to find a largest collection of disjoint hyperedges in a hypergraph. This is a well-studied problem in combinatorial optimization and graph theo...
Yuk Hei Chan, Lap Chi Lau
ICALP
2004
Springer
13 years 10 months ago
An Analog Characterization of Elementarily Computable Functions over the Real Numbers
Abstract We present an analog and machine-independent algebraic characterization of elementarily computable functions over the real numbers in the sense of recursive analysis: we p...
Olivier Bournez, Emmanuel Hainry
ANOR
2005
131views more  ANOR 2005»
13 years 5 months ago
Projection, Lifting and Extended Formulation in Integer and Combinatorial Optimization
Abstract. This is an overview of the significance and main uses of projection, lifting and extended formulation in integer and combinatorial optimization. Its first two sections de...
Egon Balas
DATE
2003
IEEE
108views Hardware» more  DATE 2003»
13 years 10 months ago
Generalized Posynomial Performance Modeling
This paper presents a new method to automatically generate posynomial symbolic expressions for the performance characteristics of analog integrated circuits. The coefficient set ...
Tom Eeckelaert, Walter Daems, Georges G. E. Gielen...