نتایج جستجو برای: monotone bifunction

تعداد نتایج: 12012  

2005
IGOR BOGLAEV I. BOGLAEV

This paper deals with discrete monotone iterative algorithms for solving a nonlinear singularly perturbed parabolic problem. A block monotone domain decomposition algorithm based on a Schwarz alternating method and on a block iterative scheme is constructed. This monotone algorithm solves only linear discrete systems at each time level and converges monotonically to the exact solution of the no...

2006
Marc Oliver Rieger

We study monotonicity properties for minimizers of transport problems. In the one-dimensional case, we present an algorithm to construct minimizing monotone transport plans by “monotonizing” a given minimizing transport plan. This method applies in particular to the case of the L1-Wasserstein metric where we prove the existence of monotone minimizers for arbitrary marginals. We find that monoto...

1997
David Guijarro Víctor Lavín Puente Vijay Raghavan

We study the learnability of monotone term decision lists in the exact model of equivalence and membership queries. We show that, for any constant k 0, k-term monotone decision lists are exactly and properly learnable with n O(k) membership queries in O(n k 3) time. We also show n (k) membership queries are necessary for exact learning. In contrast, both k-term monotone decision lists (k 2) and...

2010
Fumio Hiai Dénes Petz

The subject is the overview of the use of quasi-entropy in finite dimensional spaces. Operator monotone functions and relative modular operators are used. The origin is the relative entropy, and the f -divergence, monotone metrics, covariance and the χ2-divergence are the most important particular cases. The extension of monotone metrics to those with two parameters is a new concept. Monotone m...

Journal: :J. Log. Comput. 2017
Sabine Frittella Alessandra Palmigiano Luigi Santocanale

We establish a formal connection between algorithmic correspondence theory and certain dual characterization results for finite lattices, similar to Nation’s characterization of a hierarchy of pseudovarieties of finite lattices, progressively generalizing finite distributive lattices. This formal connection is mediated through monotone modal logic. Indeed, we adapt the correspondence algorithm ...

2018
Stephan Friedrichs Valentin Polishchuk Christiane Schmidt

We show that the problem of guarding an x-monotone terrain from an altitude line and the problem of guarding a uni-monotone polygon are equivalent. We present a polynomial time algorithm for both problems, and show that the cardinality of a minimum guard set and the cardinality of a maximum witness set coincide. Thus, uni-monotone polygons are perfect; this result also extends to monotone mount...

2004
Uwe Franz

Monotone Lévy processes with additive increments are defined and studied. It is shown that these processes have natural Markov structure and their Markov transition semigroups are characterized using the monotone Lévy-Khintchine formula. 17 Monotone Lévy processes turn out to be related to classical Lévy processes via Attal's " remarkable transformation. " A monotone analogue of the family of e...

2010
Aleš Nekvinda

A metric space (X, d) is called c-monotone if there is a linear order < on X and c > 0 such that d(x, y) 6 c d(x, z) for all x < y < z in X. A brief account of investigation of monotone spaces including applications is presented. 1 Monotone and σ-Monotone Spaces. In [6] I investigated existence of sets in Euclidean spaces that have large Hausdorff dimension and yet host no continuous finite Bor...

1990
Michelangelo Grigni Michael Sipser

We give a general complexity classi cation scheme for monotone computation, including monotone space-bounded and Turing machine models not previously considered. We propose monotone complexity classes includingmAC , mNC , mLOGCFL, mBWBP , mL, mNL, mP , mBPP and mNP . We de ne a simple notion of monotone reducibility and exhibit complete problems. This provides a framework for stating existing r...

2009
Zeqing Liu Min Liu Jeong Sheok Ume Shin Min Kang Marlene Frigon

We introduce and study a new system of nonlinear variational-like inclusions involving sG, η maximal monotone operators, strongly monotone operators, η-strongly monotone operators, relaxed monotone operators, cocoercive operators, λ, ξ -relaxed cocoercive operators, ζ, φ, g-relaxed cocoercive operators and relaxed Lipschitz operators in Hilbert spaces. By using the resolvent operator technique ...

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