Results 231 to 240 of about 119,419 (266)

Cosmic ray-driven electron-induced reaction theory does not quantify spatiotemporal variations in lower-stratospheric ozone and temperature. [PDF]

open access: yesProc Natl Acad Sci U S A
Godin-Beekmann S   +9 more
europepmc   +1 more source

Regular factors of regular graphs

Journal of Graph Theory, 1985
AbstractGiven r ⩾ 3 and 1 ⩽ λ ⩽ r, we determine all values of k for which every r‐regular graph with edge‐connectivity λ has a k‐factor.
Béla Bollobás   +2 more
openaire   +2 more sources

Equimatchable Regular Graphs

Journal of Graph Theory, 2017
AbstractA graph is called equimatchable if all of its maximal matchings have the same size. Kawarabayashi, Plummer, and Saito showed that the only connected equimatchable 3‐regular graphs are K4 and K3, 3. We extend this result by showing that for an odd positive integer r, if G is a connected equimatchable r‐regular graph, then .
Saieed Akbari   +3 more
openaire   +1 more source

Regular Graphs, Eigenvalues and Regular Factors

Journal of Graph Theory, 2011
AbstractIn this article, we obtain a sufficient condition for the existence of regular factors in a regular graph in terms of its third largest eigenvalue. We also determine all values of k such that every r‐regular graph with the third largest eigenvalue at most has a k‐factor.
openaire   +2 more sources

Regularity of vague graphs

Journal of Intelligent & Fuzzy Systems, 2016
A vague graph is a generalized structure of a fuzzy graph that gives more precision, flexibility and compatibility to a system when compared with systems that are designed using fuzzy graphs. In this paper, some properties of an edge regular vague graph are given.
Rajab Ali Borzooei   +3 more
openaire   +1 more source

Kernels and Regularization on Graphs

2003
We introduce a family of kernels on graphs based on the notion of regularization operators. This generalizes in a natural way the notion of regularization and Greens functions, as commonly used for real valued functions, to graphs. It turns out that diffusion kernels can be found as a special case of our reasoning.
Alexander J. Smola, Risi Kondor
openaire   +1 more source

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