Archivio istituzionale della ricerca dell'Università degli Studi di Palermo

AIENA, Pietro
 Distribuzione geografica
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Continente #
NA - Nord America 4.643
EU - Europa 2.456
AS - Asia 2.158
SA - Sud America 355
AF - Africa 169
Continente sconosciuto - Info sul continente non disponibili 4
OC - Oceania 1
Totale 9.786
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Nazione #
US - Stati Uniti d'America 4.590
SG - Singapore 813
RU - Federazione Russa 534
CN - Cina 512
IT - Italia 467
UA - Ucraina 359
BR - Brasile 261
DE - Germania 256
HK - Hong Kong 242
VN - Vietnam 187
IE - Irlanda 164
PL - Polonia 152
FI - Finlandia 151
JP - Giappone 128
GB - Regno Unito 110
FR - Francia 108
TN - Tunisia 59
BD - Bangladesh 46
IN - India 46
DZ - Algeria 42
KR - Corea 40
MA - Marocco 40
SE - Svezia 39
AR - Argentina 24
TR - Turchia 21
RO - Romania 20
EC - Ecuador 19
NL - Olanda 19
VE - Venezuela 19
ID - Indonesia 18
CO - Colombia 17
MX - Messico 17
PK - Pakistan 17
IQ - Iraq 16
CA - Canada 15
ES - Italia 15
GE - Georgia 15
CI - Costa d'Avorio 13
JM - Giamaica 12
BE - Belgio 11
AT - Austria 10
UZ - Uzbekistan 8
CH - Svizzera 7
CL - Cile 7
MY - Malesia 7
RS - Serbia 7
SA - Arabia Saudita 7
ZA - Sudafrica 7
CZ - Repubblica Ceca 6
NP - Nepal 5
DO - Repubblica Dominicana 4
GR - Grecia 4
HU - Ungheria 4
IR - Iran 4
MM - Myanmar 4
BO - Bolivia 3
EU - Europa 3
JO - Giordania 3
KW - Kuwait 3
AE - Emirati Arabi Uniti 2
AL - Albania 2
BG - Bulgaria 2
DK - Danimarca 2
KG - Kirghizistan 2
KZ - Kazakistan 2
LB - Libano 2
LT - Lituania 2
PA - Panama 2
PE - Perù 2
PT - Portogallo 2
PY - Paraguay 2
TW - Taiwan 2
A2 - ???statistics.table.value.countryCode.A2??? 1
AO - Angola 1
AU - Australia 1
AZ - Azerbaigian 1
BH - Bahrain 1
BY - Bielorussia 1
EE - Estonia 1
EG - Egitto 1
ET - Etiopia 1
GA - Gabon 1
GT - Guatemala 1
HN - Honduras 1
KE - Kenya 1
ML - Mali 1
NG - Nigeria 1
NO - Norvegia 1
OM - Oman 1
PH - Filippine 1
PS - Palestinian Territory 1
QA - Qatar 1
SN - Senegal 1
TT - Trinidad e Tobago 1
UY - Uruguay 1
Totale 9.786
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Città #
Ashburn 654
Singapore 539
Fairfield 427
Woodbridge 323
Chandler 322
Houston 242
San Jose 239
Hong Kong 237
Wilmington 234
Jacksonville 203
Seattle 192
Dublin 164
Ann Arbor 160
Zgierz 145
Cambridge 143
Tokyo 120
Palermo 113
Santa Clara 108
Frankfurt am Main 103
Medford 103
Moscow 87
Beijing 71
Ho Chi Minh City 69
Nanjing 69
Princeton 65
Lauterbourg 64
Hefei 57
Hanoi 51
Tulsa 50
Des Moines 47
Dearborn 46
Altamura 45
Council Bluffs 44
Dallas 43
Los Angeles 36
Buffalo 35
San Diego 32
Lawrence 31
Milan 31
Boardman 30
Changsha 22
Chicago 22
São Paulo 21
Nanchang 19
Jiaxing 17
Shenyang 17
San Mateo 16
Tbilisi 15
Ludwigshafen am Rhein 14
Tianjin 14
Abidjan 13
New York 13
Seongnam 13
Amsterdam 12
Batna City 12
City of London 12
Brussels 11
Helsinki 11
Belo Horizonte 10
Da Nang 10
Haiphong 10
Hebei 10
Kunming 10
Redwood City 10
Auburn Hills 9
Bogotá 9
Campinas 9
Guayaquil 9
London 9
Paris 9
Saint Petersburg 9
Verona 9
Brooklyn 8
Cardiff 8
Rio de Janeiro 8
Shanghai 8
Turku 8
Baghdad 7
Belgrade 7
Jakarta 7
Kingston 7
Munich 7
Nuremberg 7
Porto Alegre 7
Tashkent 7
Barquisimeto 6
Chennai 6
Guangzhou 6
Istanbul 6
Jinan 6
Johannesburg 6
Karlsruhe 6
Orem 6
San Paolo di Civitate 6
Tunis 6
Alcamo 5
Baotou 5
Brasília 5
Columbus 5
Falls Church 5
Totale 6.361
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Nome #
Semi-Fredholm operators, perturbation theory and localized SVEP 263
PROPERTY (w) FOR PERTURBATIONS OF POLAROID OPERATORS 223
Browder's theorems through localized SVEP 216
Generalized Browder's theorem and SVEP 202
Quasi-Fredholm operators and localized SVEP 201
Classes of operators satisfying a-Weyl's theorem 201
A unifying approach to Weyl type theorems for Banach space operators 201
On generalized a-Browder's theorem 194
ON COMMUTING QUASI-NILPOTENT OPERATORS THAT ARE INJECTIVE 188
Intrinsic characterizations of perturbation classes on some Banach spaces 183
Some spectral mapping theorems trough local spectral theory 179
Property (R) under perturbations 177
Fredholm and local spectral theory, with applications to multipliers 171
Characterization of Strictly singular and strictly cosingular operators by perturbation classes 167
On the stability of the localized single-valued extension property under commuting perturbations 166
Property (w) and perturbations 162
Local spectral theory for Drazin invertible operators 162
On left and right poles of the resolvent 160
Some Remarks on the Spectral Properties of Toeplitz Operators 160
Fredholm Spectra and Weyl Type Theorems for Drazin Invertible Operators 157
Property (w) and perturbations II 156
Weyl's theorems and extensions of bounded linear operators 154
Proceedings of the International Conference on Operator Theory and Operator Algebras 152
Amouch M., Zqutti H. On the equivalence of Browder's and generalized Browder's theorem 149
Local Spectral Properties Under Conjugations 149
SVEP and local spectral radius formula for unbounded operators 146
Weyl's and Browder's theorems through the quasi-nilpotent part of an operator 143
WEYL TYPE THEOREMS FOR LEFT AND RIGHT POLAROID OPERATORS 140
On the Dunford property (C) for bounded linear operators SR and RS 140
A variation on Weyl's theorem 139
Property (gR) and perturbations 139
Some characterizations of operators satisfying a-Browder's theorem 135
Tensor products, multiplications and Weyl's theorem 135
On Drazin invertibility 133
Browder's theorems and the spectral mapping theorem 132
Generalized Weyl's theorem and quasi-affiniy. 128
Polaroid type operators under quasi-affinies 128
Bourhim A., Chidume C.E. : The single valued extension oproperty for bilateral operator weighted shifts. 126
Property (gab) through localized SVEP 126
Gonzales M.; Martinon A.: Operational quantities derived from the minimum modulus. 124
Property (R) for bounded linear operators 124
Duggal, B. Kubrusly C.: Weyl's theorem for posinormal operators 123
Weil's theorem for perturbations of paranormal operators 123
Weyl type theorems for bounded linear operators on Banach spaces 123
Weyl-Type Theorems on Banach Spaces Under Compact Perturbations 121
Weyl's type theorems and perturbations 118
Cao, X; Guo M.; Meng. B.: Weyl type theorems for p-hyponormal and M-hyponormal operators 116
On the spectral properties of some classes of operators 116
Weyl's theorems through local spectral theory 115
Weyl's and Browder's theorems through the quasi-nilpotent part 115
Weyl's theorems and Kato spectrum 114
Property (w) and perturbations III 113
Perturbations of polaroid type operators on Banach spaces and Applications 113
Property (w) under compact or Riesz perturbations 112
Single valued extension property and semi-Browder spectra 111
Further Properties of an Operator Commuting with an Injective Quasi-Nilpotent Operator 108
Projections and isolated points of parts of the spectrum 107
Oudghiri M: Weyl's and Browder's theorems for operators satysfing the SVEP 105
Su, Wei Gang, Zhong Huai Jie: The generalized West decomposition of operators and other compact perturbations problems 105
Duggal B. P.: Polaroid operators satysfing Weyl's theorem 105
Some perturbation results through localized SVEP 105
Limits of hypercyclic operators on Hilbert spaces 103
Zquitti: A note on generalized Weyl's theorem. 102
Single valued extension Property and Fredholm theory 101
On S-Weyl’s theorem and property (t) for some classes of operators 98
On the spectrum of supercyclic/hypercyclic operators 98
Weyl's theorem for some classes of operators 97
Weyl's type theorems for polaroid operators 82
Property (gb) through local spectral theory 80
Weyl's theoren, a-Weyl's theorem and single valued extension property 76
Oudghiri, M. : a-Weyl's theorem and Perturbations 74
Further Results on Two Stronger Variants of Weyl’s Theorem 63
Weyl-type theorems for hypercyclic and supercyclic operators 60
null 57
Totale 9.990
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Categoria #
all - tutte 33.721
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 33.721
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022649 35 154 9 32 26 33 17 25 81 61 27 149
2022/2023891 97 144 19 91 120 132 43 74 116 11 38 6
2023/2024501 26 60 19 153 29 68 74 26 8 18 6 14
2024/20251.035 46 74 68 107 53 9 73 72 60 114 125 234
2025/20263.365 165 123 226 212 231 405 458 331 289 742 89 94
2026/202741 41 0 0 0 0 0 0 0 0 0 0 0
Totale 9.990