Results 11 to 20 of about 44,054 (190)

Testing Quantum Satisfiability. [PDF]

open access: yesCommun Math Phys
Abstract Quantum k-SAT (the problem of determining whether a k-local Hamiltonian is frustration-free) is known to be QMA $$_1$$ 1 -complete for
Montanaro A, Shao C, Verdon D, Verdon D.
europepmc   +6 more sources

Satisfiability Modulo ODEs [PDF]

open access: yes2013 Formal Methods in Computer-Aided Design, 2013
We study SMT problems over the reals containing ordinary differential equations. They are important for formal verification of realistic hybrid systems and embedded software.
Clarke, Edmund, Gao, Sicun, Kong, Soonho
core   +3 more sources

Efficient optimization with higher-order Ising machines [PDF]

open access: yesNature Communications, 2023
A prominent approach to solving combinatorial optimization problems on parallel hardware is Ising machines, i.e., hardware implementations of networks of interacting binary spin variables.
Connor Bybee   +5 more
doaj   +2 more sources

Minimal reduct for propositional circumscription [PDF]

open access: yesFrontiers in Artificial Intelligence
Circumscription is an important logic framework for representing and reasoning common-sense knowledge. With efficient implementations for circumscription, including circ2dlp and aspino, it has been widely used in model-based diagnosis and other domains ...
Zhongtao Xie   +3 more
doaj   +2 more sources

Testing satisfiability [PDF]

open access: yesJournal of Algorithms, 2003
Summary: Let \(\Phi\) be a set of general boolean functions on \(n\) variables, such that each function depends on exactly \(k\) variables, and each variable can take a value from \([1,d]\). We say that \(\Phi\) is \(\varepsilon\)-far from satisfiable, if one must remove at least \(\varepsilon n^k\) functions in order to make the set of remaining ...
Alon, Noga, Shapira, Asaf
openaire   +2 more sources

Expected number of locally maximal solutions for random Boolean CSPs [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2007
For a large number of random Boolean constraint satisfaction problems, such as random $k$-SAT, we study how the number of locally maximal solutions evolves when constraints are added.
Nadia Creignou   +2 more
doaj   +1 more source

Random Maximum 2 Satisfiability Logic in Discrete Hopfield Neural Network Incorporating Improved Election Algorithm

open access: yesMathematics, 2022
Real life logical rule is not always satisfiable in nature due to the redundant variable that represents the logical formulation. Thus, the intelligence system must be optimally governed to ensure the system can behave according to non-satisfiable ...
Vikneswari Someetheram   +6 more
doaj   +1 more source

A Satisfiability Algorithm for Sparse Depth Two Threshold Circuits [PDF]

open access: yes, 2013
We give a nontrivial algorithm for the satisfiability problem for cn-wire threshold circuits of depth two which is better than exhaustive search by a factor 2^{sn} where s= 1/c^{O(c^2)}.
Impagliazzo, Russell   +2 more
core   +1 more source

Adversarial satisfiability problem [PDF]

open access: yesJournal of Statistical Mechanics: Theory and Experiment, 2011
We study the adversarial satisfiability problem, where the adversary can choose whether variables are negated in clauses or not in order to make the resulting formula unsatisfiable. This is one case of a general class of adversarial optimization problems that often arise in practice and are algorithmically much harder than the standard optimization ...
Castellana, Michele, Zdeborová, Lenka
openaire   +3 more sources

A Fine-Grained Hierarchy of Hard Problems in the Separated Fragment [PDF]

open access: yes, 2017
Recently, the separated fragment (SF) has been introduced and proved to be decidable. Its defining principle is that universally and existentially quantified variables may not occur together in atoms.
Voigt, Marco
core   +3 more sources

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