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» Convex Hull of Arithmetic Automata
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ESA
2004
Springer
117views Algorithms» more  ESA 2004»
13 years 10 months ago
Classroom Examples of Robustness Problems in Geometric Computations
The algorithms of computational geometry are designed for a machine model with exact real arithmetic. Substituting floating-point arithmetic for the assumed real arithmetic may c...
Lutz Kettner, Kurt Mehlhorn, Sylvain Pion, Stefan ...
IPCO
2007
143views Optimization» more  IPCO 2007»
13 years 6 months ago
On the Exact Separation of Mixed Integer Knapsack Cuts
During the last decades, much research has been conducted deriving classes of valid inequalities for single-row mixed integer programming polyhedrons. However, no such class has ha...
Ricardo Fukasawa, Marcos Goycoolea
CORR
2011
Springer
172views Education» more  CORR 2011»
13 years 8 days ago
Improving Strategies via SMT Solving
We consider the problem of computing numerical invariants of programs by abstract interpretation. Our method eschews two traditional sources of imprecision: (i) the use of widenin...
Thomas Martin Gawlitza, David Monniaux