نتایج جستجو برای: graph products

تعداد نتایج: 485228  

Journal: :journal of algebraic system 0
a. alhevaz department of mathematics, shahrood university of technology, p.o. box: 316- 3619995161, shahrood, iran. m. baghipur department of mathematics, shahrood university of technology, p.o. box: 316- 3619995161, shahrood, iran.

‎let $g=(v(g),e(g))$ be a simple connected graph with vertex set $v(g)$ and edge‎ ‎set $e(g)$‎. ‎the (first) edge-hyper wiener index of the graph $g$ is defined as‎: ‎$$ww_{e}(g)=sum_{{f,g}subseteq e(g)}(d_{e}(f,g|g)+d_{e}^{2}(f,g|g))=frac{1}{2}sum_{fin e(g)}(d_{e}(f|g)+d^{2}_{e}(f|g)),$$‎ ‎where $d_{e}(f,g|g)$ denotes the distance between the edges $f=xy$ and $g=uv$ in $e(g)$ and $d_{e}(f|g)=s...

2010
J. Pfeifle F. Santos Julian Pfeifle Vincent Pilaud Francisco Santos

We study the polytopality of Cartesian products of non-polytopal graphs. On the one hand, we prove that a product of graphs is the graph of a simple polytope if and only if its factors are. On the other hand, we provide a general construction of polytopal products of a polytopal graph by a non-polytopal graph.

1995
Susan Hermiller John Meier

Recent work of Gromov, Epstein, Cannon, Thurston and many others has generated strong interest in the geometric and algorithmic structure of finitely generated infinite groups. (See [16],[17] and [14].) Many of these structures are preserved by taking graph products. The graph product of groups (not to be confused with the fundamental group of a graph of groups) is a product mixing direct and f...

Journal: :Linear Algebra and its Applications 2009

Journal: :Concurrency and Computation: Practice and Experience 2021

Sparse neural networks are shown to give accurate predictions competitive denser versions, while also minimizing the number of arithmetic operations performed. However current GPU hardware can only exploit structured sparsity patterns for better efficiency. We propose a framework generating multilevel block sparse by using theory graph products. Our Ramanujan bipartite product (RBGP) uses produ...

Journal: :Applied and Computational Mathematics 2023

In this paper, we have been found the exact values of distance version Forgotten Topological index various types products such as strong, corona and tensor simple connected graphs. Also calculate product path, cycle complete

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