The eccentric distance sum and degree distance have been well-studied in the past several years. More recently, many authors have considered the relationships between several distance-based graph invariants. Hua et al. (2018) investigated the relationship between the eccentric distance sum and the degree distance. In this paper, we present upper and lower bounds on ??d(G) ??? D???(G) among all connected graphs. The sharp lower and upper bounds on ??d(G)???D???(G) of general graphs with given connectivity (resp. edge number, number of cut edges, and matching number) are determined. In addition, we characterize the extremal graphs attaining those bounds. ?? 2022 Elsevier B.V. All rights reserved.
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Nanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R ChinaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R China
Xu, Kexiang
Liu, Muhuo
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Nanjing Normal Univ, Sch Math Sci, Nanjing, Jiangsu, Peoples R China
South China Agr Univ, Dept Math, Guangzhou, Guangdong, Peoples R ChinaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R China
Liu, Muhuo
Das, Kinkar Ch.
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Sungkyunkwan Univ, Dept Math, Suwon 440746, South KoreaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R China
Das, Kinkar Ch.
Gutman, Ivan
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Univ Kragujevac, Fac Sci, Kragujevac 34000, Serbia
King Abdulaziz Univ, Fac Sci, Dept Chem, Jeddah 21589, Saudi ArabiaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R China
Gutman, Ivan
Furtula, Boris
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Univ Kragujevac, Fac Sci, Kragujevac 34000, SerbiaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing, Jiangsu, Peoples R China
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Nanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R ChinaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R China
Xu, Kexiang
Klavzar, Sandi
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Univ Ljubljana, Fac Math & Phys, Ljubljana 61000, Slovenia
Univ Maribor, Fac Nat Sci & Math, Slomskov, Slovenia
Inst Math Phys & Mech, Ljubljana, SloveniaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R China
Klavzar, Sandi
Das, Kinkar Ch.
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机构:
Sungkyunkwan Univ, Dept Math, Suwon 440746, South KoreaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R China
Das, Kinkar Ch.
Wang, Jinlan
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Nanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R ChinaNanjing Univ Aeronaut & Astronaut, Coll Sci, Nanjing 210016, Jiangsu, Peoples R China
机构:
Yunnan Normal Univ, Sch Informat Sci & Technol, Kunming 650500, Peoples R ChinaYunnan Normal Univ, Sch Informat Sci & Technol, Kunming 650500, Peoples R China
Gao, Wei
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机构:
Farahani, Mohammad Reza
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Imran, Muhammad
Kanna, M. R. Rajesh
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Maharanis Sci Coll Women, Post Grad Dept Math, Mysore 570005, Karnataka, IndiaYunnan Normal Univ, Sch Informat Sci & Technol, Kunming 650500, Peoples R China
机构:
Cent Luzon State Univ, Coll Sci, Dept Math & Phys, Sci City Of Munoz 3120, Nueva Ecija, Philippines
De La Salle Univ, Coll Sci, Dept Math & Stat, 2401 Taft Ave, Manila 1004, PhilippinesCent Luzon State Univ, Coll Sci, Dept Math & Phys, Sci City Of Munoz 3120, Nueva Ecija, Philippines
Antalan, J. R. M.
Campena, F. J. H.
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De La Salle Univ, Coll Sci, Dept Math & Stat, 2401 Taft Ave, Manila 1004, PhilippinesCent Luzon State Univ, Coll Sci, Dept Math & Phys, Sci City Of Munoz 3120, Nueva Ecija, Philippines
Campena, F. J. H.
TWMS JOURNAL OF APPLIED AND ENGINEERING MATHEMATICS,
2023,
13
(03):
: 821
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835