Change in vertex status after removal of another vertex in the general setting

In the theory of multiplicities for eigenvalues of symmetric matrices whose graph is a tree, it proved very useful to understand the change in status (Parter, neutral, or downer) of one vertex upon removal of another vertex of given status (both in case the two vertices are adjacent or non-adjacent)...

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Bibliographic Details
Main Author: Johnson, Charles R. (author)
Other Authors: Saiago, Carlos M. (author), Toyonaga, Kenji (author)
Format: article
Language:eng
Published: 2022
Subjects:
Online Access:http://hdl.handle.net/10362/135559
Country:Portugal
Oai:oai:run.unl.pt:10362/135559