On quadratic embedding constants of star product graphs

DOI10.14492/hokmj/1591085015zbMath1441.05144arXiv1802.01214OpenAlexW3033640833MaRDI QIDQ2186018

Wojciech Młotkowski, Nobuaki Obata

Publication date: 8 June 2020

Published in: Hokkaido Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1802.01214

zbMATH Keywords

distance matrixconditionally negative definite matrixquadratic embeddingQE constantstar product graph

Mathematics Subject Classification ID

Graphs and linear algebra (matrices, eigenvalues, etc.) (05C50) Distance in graphs (05C12) Graph operations (line graphs, products, etc.) (05C76)

Related Items (6)

Quadratic embedding constants of path graphs ⋮ Determining finite connected graphs along the quadratic embedding constants of paths ⋮ Quadratic embedding constants of graph joins ⋮ Quadratic embedding constants of graphs: bounds and distance spectra ⋮ Complete multipartite graphs of non-QE class ⋮ Quadratic Embedding Constants of Wheel Graphs

Cites Work

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• Quantum probability and spectral analysis of graphs. With a foreword by Professor Luigi Accardi.
• On Euclidean distance matrices
• On properties of cell matrices
• An example of a non nuclear C*-algebra, which has the metric approximation property
• Distance spectra of graphs: a survey
• Positive-definite kernels, length functions on groups and a noncommutative von Neumann inequality

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