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Recently, Haynes, Hedetniemi and Henning published the book Topics in Domination in Graphs, which comprises 16 contributions that present advanced topics in graph domination, featuring open problems, modern techniques, and recent results.…

组合数学 · 数学 2021-05-12 Abel Cabrera Martinez , Juan A. Rodriguez-Velazquez

We consider transcendental entire functions having doubly parabolic Baker domains, such that the Denjoy-Wolff point of the associated inner function is not a singularity. We describe in a very precise way the dynamics on the boundary from a…

动力系统 · 数学 2026-05-07 Anna Jové , Łukasz Pawelec

A subset $S$ of vertices of a digraph $D$ is a double dominating set (total $2$-dominating set) if every vertex not in $S$ is adjacent from at least two vertices in $S$, and every vertex in $S$ is adjacent from at least one vertex in $S$…

组合数学 · 数学 2021-02-02 Doost Ali Mojdeh , Babak Samadi

We introduce several generalizations of classical computer science problems obtained by replacing simpler objective functions with general submodular functions. The new problems include submodular load balancing, which generalizes load…

数据结构与算法 · 计算机科学 2010-06-02 Zoya Svitkina , Lisa Fleischer

Nine variations of the concept of domination in a simple graph are identified as fundamental domination concepts, and a unified approach is introduced for studying them. For each variation, the minimum cardinality of a subset of dominating…

组合数学 · 数学 2008-09-01 Arash Behzad , Mehdi Behzad , Cheryl E. Praeger

Let $G$ be a simple and finite graph without isolated vertices. In this paper we introduce and study a new degree sequence derived invariant called the \emph{sub-total domination number}, denoted $\sub_t(G)$. In particular, we show that…

组合数学 · 数学 2017-01-30 Randy Davila

In this paper, we study maximal functions along some finite type curves and hypersurfaces. In particular, various impacts of non-isotropic dilations are considered. Firstly, we provide a generic scheme that allows us to deduce the sparse…

经典分析与常微分方程 · 数学 2022-02-24 Wenjuan Li , Huiju Wang , Yujia Zhai

The k-domination number of a graph is the minimum size of a set X such that every vertex of G is in distance at most k from X. We give a linear time constant-factor approximation algorithm for k-domination number in classes of graphs with…

组合数学 · 数学 2011-10-25 Zdenek Dvorak

We consider generalizations of Reed-Muller codes, toric codes, and codes from certain plane curves, such as those defined by norm and trace functions on finite fields. In each case we are interested in codes defined by evaluating arbitrary…

信息论 · 计算机科学 2007-07-16 Maria Bras-Amorós , Michael E. O'Sullivan

Let $\mathbb{K}$ be a number field of degree $k$ and let $\mathcal{O}$ be an order in $\mathbb{K}$. A \emph{generalized number system over $\mathcal{O}$} (GNS for short) is a pair $(p,\mathcal{D})$ where $p \in \mathcal{O}[x]$ is monic and…

数论 · 数学 2018-05-11 Attila Pethő , Jörg Thuswaldner

Let $K\geq 2$ be a natural number and $a_i,b_i\in\mathbb{Z}$ for $i=1,\ldots,K-1$. We use the large sieve to derive explicit upper bounds for the number of prime $k$-tuplets, i.e., for the number of primes $p\leq x$ for which all $a_ip+b_i$…

数论 · 数学 2024-09-09 Thomas Dubbe

This paper lays down a foundation for a systematic treatment of three main (elliptic, parabolic and hyperbolic) types of analytic function theory based on the representation theory of SL(2,R) group. We describe here geometries of…

复变函数 · 数学 2007-05-23 Vladimir V. Kisil , Debapriya Biswas

In this paper, we define a new domination-like invariant of graphs. Let $\mathbb{R}^{+}$ be the set of non-negative numbers. Let $c\in \mathbb{R}^{+}-\{0\}$ be a number, and let $G$ be a graph. A function $f:V(G)\rightarrow \mathbb{R}^{+}$…

组合数学 · 数学 2021-01-13 Michitaka Furuya

The low for random reals are characterized topologically, as well as in terms of domination of Turing functionals on a set of positive measure.

逻辑 · 数学 2014-08-12 Bjørn Kjos-Hanssen

We establish a general Kronecker limit formula of arbitrary rank over global function fields with Drinfeld period domains playing the role of upper-half plane. The Drinfeld-Siegel units come up as equal characteristic modular forms…

数论 · 数学 2019-05-01 Fu-Tsun Wei

1. We first show a lower bound of 2N/3-1 for the connected minimum queen domination (or cover) problem on the NXN chessboard - the upper bound is only 2 higher at most and is easy to show. 2. We then define the k-colored connected minimum…

组合数学 · 数学 2016-08-09 Sneha S. Venkatesan , S. M. Venkatesan

The upper and lower Nordhaus-Gaddum bounds over all graphs for the power domination number follow from known bounds on the domination number and examples. In this note we improve the upper sum bound for the power domination number…

A locating-dominating set (LDS) of a graph $G$ is a dominating set $S$ of $G$ such that for every two vertices $u$ and $v$ in $V(G) \setminus S$, $N(u)\cap S \neq N(v)\cap S$. The locating-domination number $\gamma^{L}(G)$ is the minimum…

组合数学 · 数学 2019-01-24 Indra Rajasingh , R. Jayagopal , R. Sundara Rajan

In this paper, we study a variant of graph domination known as $(t, r)$ broadcast domination, first defined in Blessing, Insko, Johnson, and Mauretour in 2015. In this variant, each broadcast provides $t-d$ reception to each vertex a…

组合数学 · 数学 2023-06-22 Tom Shlomi

Error bounds and complexity bounds in numerical analysis and information-based complexity are often proved for functions that are defined on very simple domains, such as a cube, a torus, or a sphere. We study optimal error bounds for the…

数值分析 · 数学 2020-01-15 Erich Novak