المؤلفون: Carlos Espinal, Juan Monsalve, Juan Rada

المصدر: Heliyon, Vol 10, Iss 11, Pp e32016- (2024)

مصطلحات موضوعية: Spectral norm of a digraph, Energy of a digraph, VDB topological index, Science (General), Q1-390, Social sciences (General), H1-99

وصف الملف: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2405844024080472; https://doaj.org/toc/2405-8440

URL الوصول: https://doaj.org/article/0b8bc2efe73f4c259421e762546d3adf

المؤلفون: Roberto Cruz, Mateo Lopez, Juan Rada

المصدر: Axioms, Vol 13, Iss 10, p 658 (2024)

مصطلحات موضوعية: k-matchings, VDB topological index, k-matchings with respect to a VDB topological index, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2075-1680/13/10/658; https://doaj.org/toc/2075-1680

URL الوصول: https://doaj.org/article/f7e0f4d4bf2448d2965f9b40fa9434bf

المؤلفون: Roberto Cruz, Carlos Espinal, Juan Rada

المصدر: Mathematics, Vol 12, Iss 13, p 2043 (2024)

مصطلحات موضوعية: VDB topological indices, digraphs, space of matrices, general first Zagreb index, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.mdpi.com/2227-7390/12/13/2043; https://doaj.org/toc/2227-7390

URL الوصول: https://doaj.org/article/47d32eb1e857437d82fe769a51ac7220

المؤلفون: Fengwei Li, Qingfang Ye, Juan Rada

المصدر: Mathematical Biosciences and Engineering, Vol 20, Iss 3, Pp 5169-5193 (2023)

مصطلحات موضوعية: vdb topological index, inlet, f-spiral benzenoid, f-linear chain, f-benzenoid, Biotechnology, TP248.13-248.65, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1551-0018

URL الوصول: https://doaj.org/article/4db465cd7f0142358284aa846f6021c0

المؤلفون: Mert Sinan Oz, Roberto Cruz, Juan Rada

المصدر: Mathematical Biosciences and Engineering, Vol 19, Iss 10, Pp 9842-9852 (2022)

مصطلحات موضوعية: hosoya index, coronoid systems, primitive coronoid systems, hollow hexagons, Biotechnology, TP248.13-248.65, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1551-0018

URL الوصول: https://doaj.org/article/bfddeab8bd214755866bd405ff2cd63f

المؤلفون: Sergio Bermudo, Robinson A. Higuita, Juan Rada

المصدر: Mathematical Biosciences and Engineering, Vol 19, Iss 7, Pp 7138-7155 (2022)

مصطلحات موضوعية: domination, k-domination, hexagonal systems, catacondensed hexagonal systems, Biotechnology, TP248.13-248.65, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1551-0018

URL الوصول: https://doaj.org/article/6f20c38a6a98424399bd24f84fe541ff

المؤلفون: Ivan Gutman, Izudin Redzepovic, Juan Rada

المصدر: Contributions to Mathematics, Vol 4, Pp 41-44 (2021)

مصطلحات موضوعية: sombor index, sombor energy, energy (of graph), degree (of vertex), Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://shahindp.com/Contrib_Math/v4/CM21_v4_pp41-44.pdf; https://doaj.org/toc/2709-3646

URL الوصول: https://doaj.org/article/9c52738091d24acea538bb529f7a9d2f

المؤلفون: Roberto Cruz, Juan Monsalve, Juan Rada

المصدر: Heliyon, Vol 8, Iss 11, Pp e11874- (2022)

مصطلحات موضوعية: Randić energy, Randić index, VDB topological index, Digraphs, Science (General), Q1-390, Social sciences (General), H1-99

وصف الملف: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2405844022031620; https://doaj.org/toc/2405-8440

URL الوصول: https://doaj.org/article/c0164b58c17f41c38effbbedcb722ba1

المؤلفون: Roberto Cruz, Juan Monsalve, Juan Rada

المصدر: Heliyon, Vol 8, Iss 3, Pp e09035- (2022)

مصطلحات موضوعية: Sombor index, Digraphs, Connected digraphs, Strongly connected digraphs, Orientations, Science (General), Q1-390, Social sciences (General), H1-99

وصف الملف: electronic resource

Relation: http://www.sciencedirect.com/science/article/pii/S2405844022003231; https://doaj.org/toc/2405-8440

URL الوصول: https://doaj.org/article/93f64044558743d1b899fece47d1a84f

المؤلفون: Roberto Cruz, Juan Daniel Monsalve, Juan Rada

المصدر: IEEE Access, Vol 7, Pp 146652-146661 (2019)

مصطلحات موضوعية: Augmented Zagreb index, extremal trees, Electrical engineering. Electronics. Nuclear engineering, TK1-9971

وصف الملف: electronic resource

Relation: https://ieeexplore.ieee.org/document/8861311/; https://doaj.org/toc/2169-3536

URL الوصول: https://doaj.org/article/c4ebe2fd4f4146c89b8377a5515c1b0c

المؤلفون: Juan Rada

المصدر: Revista de Matemática: Teoría y Aplicaciones, Vol 23, Iss 1, Pp 277-289 (2017)

مصطلحات موضوعية: VDB topological indices, catacondensed hexagonal systems, ordering, extremal values, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://revistas.ucr.ac.cr/index.php/matematica/article/view/22554; https://doaj.org/toc/2215-3373

URL الوصول: https://doaj.org/article/2d5220b3f8bc41bda20dc5d5fdbe1761

المؤلفون: Oswaldo Araujo, Mario Estrada, Daniel A. Morales, Juan Rada

المصدر: International Journal of Mathematics and Mathematical Sciences, Vol 2005, Iss 10, Pp 1565-1576 (2005)

مصطلحات موضوعية: Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/0161-1712; https://doaj.org/toc/1687-0425

URL الوصول: https://doaj.org/article/010db34699e74ee7a31cffbdace6396a

المؤلفون: Diego Bravo, Juan Rada

المصدر: International Journal of Mathematics and Mathematical Sciences, Vol 2007 (2007)

مصطلحات موضوعية: Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://doaj.org/toc/0161-1712; https://doaj.org/toc/1687-0425

URL الوصول: https://doaj.org/article/188bf9acd719457e8b719e428b1f59ca

المؤلفون: Juan Monsalve, Juan Rada

المصدر: Symmetry; Volume 13; Issue 10; Pages: 1903

مصطلحات موضوعية: vertex-degree-based topological index, digraph, orientation of a graph, extremal value

وصف الملف: application/pdf

Relation: Mathematics and Symmetry/Asymmetry; https://dx.doi.org/10.3390/sym13101903

الاتاحة: https://doi.org/10.3390/sym13101903

المؤلفون: Roberto Cruz, Ivan Gutman, Juan Rada

المصدر: Discrete Applied Mathematics. 317:18-25

مصطلحات موضوعية: Applied Mathematics, Discrete Mathematics and Combinatorics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::8bd3dbcdbc24e930033a3d5e49008b76
https://doi.org/10.1016/j.dam.2022.03.031

المؤلفون: Ivan Gutman, Juan Monsalve, Juan Rada

المصدر: Linear Algebra and its Applications. 636:134-142

مصطلحات موضوعية: Numerical Analysis, Algebra and Number Theory, Discrete Mathematics and Combinatorics, Geometry and Topology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::a609eeaf2bbc925f35c563f710549836
https://doi.org/10.1016/j.laa.2021.11.021

المؤلفون: Michael I Oppenheim, Juan Rada, Abraham Saraya, Kevin R Bock, John D’Angelo, Bruce Farber

المصدر: American Journal of Epidemiology.

مصطلحات موضوعية: Epidemiology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::3ac6588a5a2e0379ec1f8a5e5dcdf168
https://doi.org/10.1093/aje/kwad117

المؤلفون: Rashid Farooq, Mehar Ali Malik, Juan Rada

المصدر: Asian-European Journal of Mathematics.

مصطلحات موضوعية: General Mathematics, FOS: Mathematics, 5C12, 5C35, Mathematics - Combinatorics, Combinatorics (math.CO), Astrophysics::Earth and Planetary Astrophysics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4769fa13e69c1ce24f26037716ab87b
https://doi.org/10.1142/s1793557123501383

المؤلفون: Juan Monsalve, Juan Rada

المصدر: Special Matrices. 10:417-426

مصطلحات موضوعية: Algebra and Number Theory, Geometry and Topology

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::00d7eeee527984490a4fc702eb959135
https://doi.org/10.1515/spma-2022-0171

المؤلفون: Juan Rada, José M. Rodríguez, José M. Sigarreta

المصدر: Applied Mathematics and Computation. 452:128036

مصطلحات موضوعية: Computational Mathematics, Applied Mathematics

URL الوصول: https://explore.openaire.eu/search/publication?articleId=doi_________::35b33f1c9ef04f3f73eddb3957f3a03a
https://doi.org/10.1016/j.amc.2023.128036