Results 1 to 10 of about 511,586 (301)

The local $h$-vector of the cluster subdivision of a simplex [PDF]

open access: green, 2012
The cluster complex $\Delta (\Phi)$ is an abstract simplicial complex, introduced by Fomin and Zelevinsky for a finite root system $\Phi$. The positive part of $\Delta (\Phi)$ naturally defines a simplicial subdivision of the simplex on the vertex set of
Athanasiadis, Christos A.   +1 more
core   +5 more sources

Introduction to dominated edge chromatic number of a graph [PDF]

open access: yesOpuscula Mathematica, 2021
We introduce and study the dominated edge coloring of a graph. A dominated edge coloring of a graph \(G\), is a proper edge coloring of \(G\) such that each color class is dominated by at least one edge of \(G\).
Mohammad R. Piri, Saeid Alikhani
doaj   +1 more source

Chick Hippocampal Formation Displays Subdivision- and Layer-Selective Expression Patterns of Serotonin Receptor Subfamily Genes

open access: yesFrontiers in Physiology, 2022
Hippocampal formation (HF) plays a key role in cognitive and emotional processing in mammals. In HF neural circuits, serotonin receptors (5-HTRs) modulate functions related to cognition and emotion. To understand the phylogenetic continuity of the neural
Toshiyuki Fujita   +6 more
doaj   +1 more source

Geometric convergence rates for cardinal spline subdivision with general integer arity

open access: yesJournal of Numerical Analysis and Approximation Theory, 2019
A rigorous convergence analysis is presented for arbitrary order cardinal spline subdivision with general integer arity, for which the binary case, with arity two, is a well-studied subject.
Johan de Villiers   +1 more
doaj   +7 more sources

The Locating-Chromatic Number of Origami Graphs

open access: yesAlgorithms, 2021
The locating-chromatic number of a graph combines two graph concepts, namely coloring vertices and partition dimension of a graph. The locating-chromatic number is the smallest k such that G has a locating k-coloring, denoted by χL(G).
Agus Irawan   +3 more
doaj   +1 more source

Planar Typical Bézier Curves Made Simple

open access: yesMathematics, 2021
Recently, He et al. derived several remarkable properties of the so-called typical Bézier curves, a subset of constrained Bézier curves introduced by Mineur et al. In particular, He et al.
Javier Sánchez-Reyes
doaj   +1 more source

Impact of Agricultural Land Loss on Rural Livelihoods in Peri-Urban Areas: Empirical Evidence from Sebougou, Mali

open access: yesLand, 2020
This study was part of a larger analysis of the framework of sustainable rural livelihoods in the face of urban sprawl in peri-urban rural areas of Mali.
Brahima Coulibaly, Shixiang Li
doaj   +1 more source

LOCAL IRREGULARITY POINT COLORING ON THE RESULT OF SUBDIVISION OPERATION OF HELM GRAPHS

open access: yesJurnal Diferensial, 2023
One of the sub-chapters studied in graphs is local irregularity vertex coloring of graph. The based on definition of local irregularity vertex coloring of graph, as follow : (i)l : V (G) →{1, 2, 3, . . . , k} as a vertex irregular labeling and w : V (G) →
Ilmiatun Nuroeni   +4 more
doaj   +1 more source

Canonical Möbius subdivision [PDF]

open access: yesACM Transactions on Graphics, 2018
We present a novel framework for creating Möbius-invariant subdivision operators with a simple conversion of existing linear subdivision operators. By doing so, we create a wide variety of subdivision surfaces that have properties derived from Möbius geometry; namely, reproducing spheres, circular arcs, and Möbius regularity.
Vaxman, Amir   +2 more
openaire   +6 more sources

Neural subdivision

open access: yesACM Transactions on Graphics, 2020
This paper introduces Neural Subdivision , a novel framework for data-driven coarse-to-fine geometry modeling. During inference, our method takes a coarse triangle mesh as input and recursively subdivides it to a finer geometry by applying the fixed topological updates of Loop Subdivision, but predicting vertex ...
Liu, Hsueh-Ti Derek   +4 more
openaire   +2 more sources

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