Results 71 to 80 of about 1,934,842 (247)

$k$-Distance Magic Labeling and Long Brush Graphs

open access: yes, 2022
We define a labeling $f:$ $V(G)$ $\rightarrow$ $\{1, 2, \ldots, n\}$ on a graph $G$ of order $n \geq 3$ as a \emph{$k$-distance magic} ($k$-DM) if $\sum_{w\in \partial N_k(u)}{ f(w)}$ is a constant and independent of $u\in V(G)$ where $\partial N_k(u)$ = $\{v\in V(G): d(u, v) = k\}$, $k\in\mathbb{N}$. Graph $G$ is called a \emph{$k$-DM} if it has a $k$-
openaire   +2 more sources

Oldest well‐preserved euprimate petrosal, from the early Eocene of India (Vastan Lignite Mine, Gujarat)

open access: yesThe Anatomical Record, EarlyView.
Abstract An exquisitely preserved, isolated partial petrosal with associated fragmentary stapes is described from the Vastan Lignite Mine (Gujarat, India), dated to the early Eocene (~54.5 Ma). Several anatomical traits (e.g., large petrosal plate; posterolateral entry of the internal carotid artery to the tympanic cavity; bony tubes surrounding the ...
Mary T. Silcox   +8 more
wiley   +1 more source

The MAGIC telescope

open access: yes, 2005
MAGIC (Major Atmospheric Gamma Imaging Cherenkov telescope) is presently the largest ground-based gamma ray telescope. MAGIC has been taking data regularly since October 2004 at the Roque de los Muchachos Observatory on the island of La Palma.
MAGIC COLLABORATION   +2 more
core  

Breaking point: Identifying the factors that predict suspension from school

open access: yesBritish Educational Research Journal, EarlyView.
Abstract School suspensions are associated with adverse educational and psychosocial outcomes, yet little is known about how structural disadvantage, relational factors, health behaviours, well‐being indicators and school‐level factors jointly predict suspension risk in England.
Stephanie Cahill   +5 more
wiley   +1 more source

The ecology of inclusive education reimagined: A framework for research, policy, and practice

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Evidence suggests the educational gap between those who experience success at school and those who do not is growing. Decades of rhetoric, policy and reform have failed to deliver an inclusive form of schooling that meets the learning needs of all students and much of the blame for this is placed at the feet of schools.
Joanna Anderson
wiley   +1 more source

Orthogonal labeling

open access: yesIndonesian Journal of Combinatorics, 2016
Let ∆G be the maximum degree of a simple connected graph G(V,E). An injective mapping P : V → R∆G is said to be an orthogonal labeling of G if uv,uw ∈ E implying (P(v) − P(u)) · (P(w) − P(u)) = 0, where · is the usual dot product defined in Euclidean ...
Bernard Immanuel, Kiki A. Sugeng
doaj  

Non‐Covalent Fluorine–Silica Anchoring of a Molecular Platinum(II) bis(NHC) Catalyst: Structure, Interface Control, and Hydrosilylation Activity

open access: yesChemistry – A European Journal, EarlyView.
A Pt(II) bis(NHC) complex is immobilized on mesoporous silica through directional F–Si interactions encoded in the ligand framework. Quantitative 19F{29Si} REDOR experiments and molecular dynamics simulations establish Å‐scale catalyst–support contacts and define the interfacial organization.
Alexander Bergen   +10 more
wiley   +1 more source

On distance magic labeling of certain con- structions of graphs

open access: yes, 2014
У данiй статтi вирiшується проблема характеристики таких графiв операндiв, як ланцюг, цикл, якщо їх декартовий добуток є дистанцiйним магiчним графом.
Черноусова, Ж. Т.   +1 more
core  

Jaw‐specific stem cell dynamics are associated with distinct enamel architecture in mouse incisors

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background The continuously growing mouse incisor serves as a model for stem cell‐driven tooth renewal. Although mice possess maxillary and mandibular incisors, most studies have focused on the mandible. Potential differences in structure and renewal between these serially homologous organs remain insufficiently characterized.
Elias Shahin   +4 more
wiley   +1 more source

On zero sum-partition of Abelian groups into three sets and group distance magic labeling

open access: yesArs Mathematica Contemporanea, 2017
Summary: We say that a finite abelian group \(\Gamma\) has the constant-sum-partition property into \(t\) sets (CSP\((t)\)-property) if for every partition \(n=r_1+r_2+\dots +r_t\) of \(n\), with \(r_i\geq 2\) for \(2\leq i\leq t\), there is a partition of \(\Gamma\) into pairwise disjoint subsets \(A_1,A_2,\dots ,A_t\), such that \(A_i=r_i\) and for ...
openaire   +5 more sources

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