This is a preview. Log in through your library . Abstract We present a counterexample to the conjecture by Orlik that the restriction of a free hyperplane arrangement to one of its hyperplanes is free ...
The fundamental laws of physics insist that no patterns can permanently survive nature’s steady course towards disorder – or can they? A new proof offers a peculiar counterexample to the once-settled ...
Quantified Boolean Formulas (QBF) extend classical Boolean logic by incorporating quantifiers over Boolean variables, thereby enabling the expression of problems in the PSPACE complexity class. The ...
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