IRIS
BELARDO, Francesco
 Distribuzione geografica
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Continente #
AS - Asia 2.450
NA - Nord America 1.888
EU - Europa 1.486
SA - Sud America 210
Continente sconosciuto - Info sul continente non disponibili 159
AF - Africa 97
OC - Oceania 6
Totale 6.296
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Nazione #
US - Stati Uniti d'America 1.784
SG - Singapore 1.233
RU - Federazione Russa 598
IT - Italia 575
CN - Cina 446
VN - Vietnam 331
HK - Hong Kong 181
BR - Brasile 171
BD - Bangladesh 78
FR - Francia 76
CI - Costa d'Avorio 56
CA - Canada 52
FI - Finlandia 52
DE - Germania 41
IE - Irlanda 38
IN - India 38
GB - Regno Unito 27
KR - Corea 26
JP - Giappone 23
AR - Argentina 22
MX - Messico 20
NL - Olanda 16
ID - Indonesia 14
UA - Ucraina 13
IQ - Iraq 12
TH - Thailandia 11
EC - Ecuador 9
AT - Austria 7
DZ - Algeria 7
JM - Giamaica 7
JO - Giordania 7
MA - Marocco 7
PH - Filippine 7
AU - Australia 6
PK - Pakistan 6
RO - Romania 6
SA - Arabia Saudita 6
TR - Turchia 6
CR - Costa Rica 5
ES - Italia 5
PL - Polonia 5
SE - Svezia 5
UZ - Uzbekistan 5
ET - Etiopia 4
KE - Kenya 4
TW - Taiwan 4
BB - Barbados 3
BG - Bulgaria 3
CO - Colombia 3
KW - Kuwait 3
LT - Lituania 3
NI - Nicaragua 3
SN - Senegal 3
TT - Trinidad e Tobago 3
ZA - Sudafrica 3
BE - Belgio 2
CZ - Repubblica Ceca 2
DK - Danimarca 2
DO - Repubblica Dominicana 2
EG - Egitto 2
HN - Honduras 2
HU - Ungheria 2
IL - Israele 2
IR - Iran 2
PA - Panama 2
PT - Portogallo 2
RS - Serbia 2
TN - Tunisia 2
UG - Uganda 2
VE - Venezuela 2
AE - Emirati Arabi Uniti 1
AZ - Azerbaigian 1
BS - Bahamas 1
BW - Botswana 1
BY - Bielorussia 1
BZ - Belize 1
CH - Svizzera 1
CL - Cile 1
DJ - Gibuti 1
DM - Dominica 1
GE - Georgia 1
GT - Guatemala 1
KZ - Kazakistan 1
ML - Mali 1
MM - Myanmar 1
MU - Mauritius 1
MW - Malawi 1
MY - Malesia 1
NO - Norvegia 1
NP - Nepal 1
PE - Perù 1
PR - Porto Rico 1
RE - Reunion 1
SI - Slovenia 1
SY - Repubblica araba siriana 1
UY - Uruguay 1
YE - Yemen 1
ZM - Zambia 1
Totale 6.137
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Città #
Singapore 617
San Jose 224
Chandler 201
Ashburn 186
Hong Kong 176
Santa Clara 171
Moscow 160
Hefei 119
Naples 96
Ho Chi Minh City 83
Beijing 71
Hanoi 68
Lauterbourg 59
Rome 53
The Dalles 49
Dong Ket 46
Millbury 46
Los Angeles 43
Des Moines 33
Council Bluffs 32
Milan 32
New York 30
Nanjing 29
Princeton 29
Boston 27
Napoli 26
Buffalo 25
Wilmington 25
Helsinki 24
Ottawa 24
Redondo Beach 24
Lawrence 23
Seoul 21
Tokyo 17
Dallas 16
Haiphong 13
Nanchang 13
São Paulo 13
Falkenstein 12
Mexico City 12
Shanghai 12
Frankfurt am Main 11
Boardman 10
Seattle 10
Chicago 9
Rio de Janeiro 9
Toronto 9
Da Nang 8
Jacksonville 8
Lappeenranta 8
Orem 8
Redwood City 8
Woodbridge 8
Bangkok 7
Hebei 7
Turin 7
Amman 6
Houston 6
Jiaxing 6
Montreal 6
Sant'Arpino 6
Shenyang 6
Tianjin 6
Afragola 5
Can Tho 5
Catania 5
Changsha 5
Fairfield 5
Jinan 5
Kingston 5
North Bergen 5
Nuremberg 5
Porto Alegre 5
San José 5
Wuhan 5
Xi'an 5
Atlanta 4
Baghdad 4
Bari 4
Barletta 4
Bengaluru 4
Biên Hòa 4
Bologna 4
Guangzhou 4
Guayaquil 4
Hangzhou 4
Hyderabad 4
Indiana 4
London 4
Mumbai 4
Munro 4
Nairobi 4
Phoenix 4
Sydney 4
Warsaw 4
Addis Ababa 3
Aversa 3
Belo Horizonte 3
Bắc Giang 3
Carapicuíba 3
Totale 3.305
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Nome #
The anti-adjacency matrix of a graph: Eccentricity matrix 204
Total graph of a signed graph 190
Signed bicyclic graphs minimizing the least Laplacian eigenvalue 143
Balancedness and the least Laplacian eigenvalue of some Complex Unit Gain Graphs 143
Signed Graphs with extremal least Laplacian eigenvalue 134
Graphs Whose Aα-Spectral Radius Does Not Exceed 2 131
Signed graphs with strong (anti-)reciprocal eigenvalue property 129
Construction of cospectral graphs, signed graphs and T-gain graphs via partial transpose 128
Connected signed graphs L-cospectral to signed ∞-graphs 124
Line and subdivision graphs determined by T4-gain graphs 122
Limit points of (signless) Laplacian spectral radii of linear trees 119
Edge perturbation on signed graphs with clusters: Adjacency and Laplacian eigenvalues 119
Spectral properties of the eccentricity matrix of graphs 117
Unbalanced Unicyclic and Bicyclic Graphs with Extremal Spectral Radius 117
Spectra of quaternion unit gain graphs 117
Locating eigenvalues of unbalanced unicyclic signed graphs 116
Godsil-McKay switching for mixed and gain graphs over the circle group 114
On eigenspaces of some compound complex unit gain graphs 113
The k-apex trees with minimum augmented Zagreb index 109
On the divisibility of H-shape trees and their spectral determination 109
Constructing cospectral signed graphs 105
Introduction to the Proceedings of WGTTG2021 104
Preface 101
The minimal augmented Zagreb index of k-apex trees for k∈{1,2,3} 99
Line graphs of complex unit gain graphs with least eigenvalue -2 99
NEPS of complex unit gain graphs 97
Spectral characterizations of signed lollipop graphs 96
On Quipus whose signless Laplacian index does not exceed 4.5 96
The general spectral radii of (multicone-)graphs with prescribed degree sequence 92
A note on the signless laplacian eigenvalues of graphs 91
Laplacian spectral characterization of disjoint union of paths and cycles 91
Wreath product of a complete graph with a cyclic graph: topological indices and spectrum 91
Balancedness and the least eigenvalue of Laplacian of signed graphs 88
Spectral characterizations of graphs with small spectral radius 88
Infinite families of trees with equal spectral radius 86
On the spectral characterizations of 3-rose graphs 86
Limit points for the spectral radii of signed graphs 85
On the Laplacian coefficients of signed graphs 84
Almost every complement of a tadpole graph is not chromatically unique 84
Computing the permanental polynomial of a matrix from a combinatorial viewpoint 82
Maximal Lanzhou index of trees and unicyclic graphs with prescribed diameter 81
A lower bound for the first Zagreb index and its application 80
On signed graphs whose second largest Laplacian eigenvalue does not exceed 3 80
On the multiplicity of α as an A_α (Γ)-eigenvalue of signed graphs with pendant vertices 80
On graphs whose least eigenvalue is greater than –2 78
On the largest eigenvalue of some bidegreed graphs 78
Graphs whose signless Laplacian spectral radius does not exceed the Hoffman limit value 75
Open problems in the spectral theory of signed graphs 74
On the structure of bidegreed graphs with minimal spectral radius 73
On the largest eigenvalue of signed unicyclic graphs 70
Spectral characterizations of signed cycles 70
Signless Laplacian eigenvalues and circumference of graphs 69
On graphs with exactly three Q-eigenvalues at least two 69
Signed line graphs with least eigenvalue -2: The star complement technique 69
Spectral characterizations of graphs with at most two (signless) Laplacian eigenvalues greater than 2 67
Preface: The congress “HyGraDe 2017” and a biographical note on Mario Gionfriddo 66
A switching method for constructing cospectral gain graphs 65
Perturbations on bidegreed graphs minimizing the spectral radius 63
Developments on the Hoffman program of graphs 62
On graphs whose Laplacian index does not exceed 4.5 62
Signless Laplacian spectral characterization of line graphs of T-shape trees 61
The International Congress on Hypergraphs, Graphs and Designs – HyGraDe 2017 60
Unified extremal results of topological indices and spectral invariants of graphs 60
Spectral analysis of the wreath product of a complete graph with a cocktail party graph 59
Spectral ordering of trees with small index 56
On eigenspaces of some compound signed graphs 52
On signed graphs with at most three positive eigenvalues 21
On the distribution of distance signless Laplacian eigenvalues with given independence and chromatic number 20
On H-joins of complex unit gain graphs and their stability 15
Hoffman program of Laplacian matching polynomials of graphs 15
Independent domination polynomials of binary sequence graphs 3
Totale 6.296
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Categoria #
all - tutte 21.374
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 21.374
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022239 0 0 20 6 3 11 11 17 42 4 8 117
2022/2023399 57 42 6 36 60 53 3 40 66 3 29 4
2023/2024396 35 43 28 32 14 30 29 76 13 12 54 30
2024/20251.680 83 113 27 17 81 123 207 153 88 106 530 152
2025/20262.796 254 210 305 157 440 139 247 240 456 162 98 88
2026/2027228 140 88 0 0 0 0 0 0 0 0 0 0
Totale 6.296