Spectral ordering and 2-switch transformations
- Autores
- Oliveira, Elismar; Schvollner, Victor Nicolas; Trevisan, Vilmar
- Año de publicación
- 2022
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- We address the problem of ordering trees with the same degree sequence by their spectral radii. To achieve that, we consider 2-switch transformations which preserve the degree sequence and establish when the index decreases. Our main contribution is to determine a total ordering of a particular family by their indices according to a given parameter related to sizes in the tree.
Fil: Oliveira, Elismar. Universidade Federal do Rio Grande do Sul; Brasil
Fil: Schvollner, Victor Nicolas. Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Departamento de Matemáticas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi". Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi"; Argentina
Fil: Trevisan, Vilmar. Universidade Federal do Rio Grande do Sul; Brasil - Materia
-
SPECTRAL RADIUS
TREE
2-SWITCH
ORDERING - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/270740
Ver los metadatos del registro completo
id |
CONICETDig_d0f931024a7839dc3c176ca60bd8f3be |
---|---|
oai_identifier_str |
oai:ri.conicet.gov.ar:11336/270740 |
network_acronym_str |
CONICETDig |
repository_id_str |
3498 |
network_name_str |
CONICET Digital (CONICET) |
spelling |
Spectral ordering and 2-switch transformationsOliveira, ElismarSchvollner, Victor NicolasTrevisan, VilmarSPECTRAL RADIUSTREE2-SWITCHORDERINGhttps://purl.org/becyt/ford/1.1https://purl.org/becyt/ford/1We address the problem of ordering trees with the same degree sequence by their spectral radii. To achieve that, we consider 2-switch transformations which preserve the degree sequence and establish when the index decreases. Our main contribution is to determine a total ordering of a particular family by their indices according to a given parameter related to sizes in the tree.Fil: Oliveira, Elismar. Universidade Federal do Rio Grande do Sul; BrasilFil: Schvollner, Victor Nicolas. Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Departamento de Matemáticas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi". Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi"; ArgentinaFil: Trevisan, Vilmar. Universidade Federal do Rio Grande do Sul; BrasilMarshall University2022-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/270740Oliveira, Elismar; Schvollner, Victor Nicolas; Trevisan, Vilmar; Spectral ordering and 2-switch transformations; Marshall University; American Journal of Combinatorics; 1; 1-2022; 1-192768-4202CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/url/https://ajcombinatorics.org/ojs/index.php/AmJC/article/view/2info:eu-repo/semantics/altIdentifier/doi/10.63151/amjc.v1i.2info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T10:45:42Zoai:ri.conicet.gov.ar:11336/270740instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 10:45:42.431CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Spectral ordering and 2-switch transformations |
title |
Spectral ordering and 2-switch transformations |
spellingShingle |
Spectral ordering and 2-switch transformations Oliveira, Elismar SPECTRAL RADIUS TREE 2-SWITCH ORDERING |
title_short |
Spectral ordering and 2-switch transformations |
title_full |
Spectral ordering and 2-switch transformations |
title_fullStr |
Spectral ordering and 2-switch transformations |
title_full_unstemmed |
Spectral ordering and 2-switch transformations |
title_sort |
Spectral ordering and 2-switch transformations |
dc.creator.none.fl_str_mv |
Oliveira, Elismar Schvollner, Victor Nicolas Trevisan, Vilmar |
author |
Oliveira, Elismar |
author_facet |
Oliveira, Elismar Schvollner, Victor Nicolas Trevisan, Vilmar |
author_role |
author |
author2 |
Schvollner, Victor Nicolas Trevisan, Vilmar |
author2_role |
author author |
dc.subject.none.fl_str_mv |
SPECTRAL RADIUS TREE 2-SWITCH ORDERING |
topic |
SPECTRAL RADIUS TREE 2-SWITCH ORDERING |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.1 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
We address the problem of ordering trees with the same degree sequence by their spectral radii. To achieve that, we consider 2-switch transformations which preserve the degree sequence and establish when the index decreases. Our main contribution is to determine a total ordering of a particular family by their indices according to a given parameter related to sizes in the tree. Fil: Oliveira, Elismar. Universidade Federal do Rio Grande do Sul; Brasil Fil: Schvollner, Victor Nicolas. Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Departamento de Matemáticas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - San Luis. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi". Universidad Nacional de San Luis. Facultad de Ciencias Físico, Matemáticas y Naturales. Instituto de Matemática Aplicada de San Luis "Prof. Ezio Marchi"; Argentina Fil: Trevisan, Vilmar. Universidade Federal do Rio Grande do Sul; Brasil |
description |
We address the problem of ordering trees with the same degree sequence by their spectral radii. To achieve that, we consider 2-switch transformations which preserve the degree sequence and establish when the index decreases. Our main contribution is to determine a total ordering of a particular family by their indices according to a given parameter related to sizes in the tree. |
publishDate |
2022 |
dc.date.none.fl_str_mv |
2022-01 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/270740 Oliveira, Elismar; Schvollner, Victor Nicolas; Trevisan, Vilmar; Spectral ordering and 2-switch transformations; Marshall University; American Journal of Combinatorics; 1; 1-2022; 1-19 2768-4202 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/270740 |
identifier_str_mv |
Oliveira, Elismar; Schvollner, Victor Nicolas; Trevisan, Vilmar; Spectral ordering and 2-switch transformations; Marshall University; American Journal of Combinatorics; 1; 1-2022; 1-19 2768-4202 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/url/https://ajcombinatorics.org/ojs/index.php/AmJC/article/view/2 info:eu-repo/semantics/altIdentifier/doi/10.63151/amjc.v1i.2 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Marshall University |
publisher.none.fl_str_mv |
Marshall University |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
_version_ |
1844614496951205888 |
score |
13.070432 |