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» The Instance Complexity Conjecture
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KBSE
2000
IEEE
13 years 11 months ago
Simultaneous Checking of Completeness and Ground Confluence
c specifications provide a powerful method for the specification of abstract data types in programming languages and software systems. Completeness and ground confluence are fundam...
Adel Bouhoula
ANTS
2008
Springer
115views Algorithms» more  ANTS 2008»
13 years 9 months ago
Computing Hilbert Modular Forms over Fields with Nontrivial Class Group
In previous work, the first author developed an algorithm for the computation of Hilbert modular forms. In this paper, we extend this to all totally real number fields of even degr...
Lassina Dembélé, Steve Donnelly
FUIN
2002
60views more  FUIN 2002»
13 years 7 months ago
One-Visit Caterpillar Tree Automata
We study caterpillar tree automata [3] that are restricted to enter any subtree at most one time (or k times). We show that, somewhat surprisingly, the deterministic one-visit aut...
Alexander Okhotin, Kai Salomaa, Michael Domaratzki
CIE
2008
Springer
13 years 7 months ago
First-Order Model Checking Problems Parameterized by the Model
We study the complexity of the model checking problem, for fixed models A, over certain fragments L of first-order logic, obtained by restricting which of the quantifiers and boole...
Barnaby Martin
AAAI
2008
13 years 10 months ago
Phase Transitions and Complexity of Weighted Satisfiability and Other Intractable Parameterized Problems
The study of random instances of NP complete and coNP complete problems has had much impact on our understanding of the nature of hard problems. In this work, we initiate an effor...
Yong Gao