SFECCI, ANDREA
 Distribuzione geografica
Continente #
NA - Nord America 2.290
AS - Asia 1.211
EU - Europa 1.158
SA - Sud America 179
AF - Africa 56
OC - Oceania 3
Continente sconosciuto - Info sul continente non disponibili 2
Totale 4.899
Nazione #
US - Stati Uniti d'America 2.254
IT - Italia 387
SG - Singapore 360
CN - Cina 255
SE - Svezia 189
HK - Hong Kong 161
VN - Vietnam 142
BR - Brasile 138
PL - Polonia 121
BD - Bangladesh 83
DE - Germania 67
FR - Francia 65
KR - Corea 61
RU - Federazione Russa 56
NL - Olanda 47
FI - Finlandia 41
UA - Ucraina 38
TR - Turchia 34
IE - Irlanda 31
IN - India 27
MA - Marocco 27
BG - Bulgaria 25
AT - Austria 23
GB - Regno Unito 23
CA - Canada 17
AR - Argentina 16
JP - Giappone 15
CH - Svizzera 11
TH - Thailandia 10
MX - Messico 9
PK - Pakistan 8
ZA - Sudafrica 8
BE - Belgio 7
ES - Italia 7
IQ - Iraq 7
ID - Indonesia 6
SA - Arabia Saudita 6
VE - Venezuela 6
AZ - Azerbaigian 4
BO - Bolivia 4
CZ - Repubblica Ceca 4
EC - Ecuador 4
EG - Egitto 4
IL - Israele 4
SN - Senegal 4
AE - Emirati Arabi Uniti 3
CO - Colombia 3
DZ - Algeria 3
JM - Giamaica 3
KE - Kenya 3
KZ - Kazakistan 3
MY - Malesia 3
PE - Perù 3
PH - Filippine 3
SK - Slovacchia (Repubblica Slovacca) 3
TN - Tunisia 3
AU - Australia 2
BY - Bielorussia 2
CL - Cile 2
DO - Repubblica Dominicana 2
EU - Europa 2
GE - Georgia 2
JO - Giordania 2
KH - Cambogia 2
LT - Lituania 2
RO - Romania 2
SI - Slovenia 2
UY - Uruguay 2
UZ - Uzbekistan 2
AL - Albania 1
AM - Armenia 1
AO - Angola 1
BB - Barbados 1
CI - Costa d'Avorio 1
CY - Cipro 1
ET - Etiopia 1
GQ - Guinea Equatoriale 1
GR - Grecia 1
HN - Honduras 1
HR - Croazia 1
IR - Iran 1
KW - Kuwait 1
LB - Libano 1
LK - Sri Lanka 1
MD - Moldavia 1
MK - Macedonia 1
NP - Nepal 1
OM - Oman 1
PA - Panama 1
PR - Porto Rico 1
PY - Paraguay 1
TT - Trinidad e Tobago 1
WS - Samoa 1
Totale 4.899
Città #
Fairfield 281
Ashburn 248
Singapore 204
Hong Kong 159
Woodbridge 159
Trieste 151
Houston 122
Wilmington 113
Ann Arbor 112
Seattle 104
San Jose 96
Warsaw 93
Santa Clara 90
Cambridge 85
Chandler 82
Beijing 74
Hefei 62
Seoul 61
Jacksonville 51
Princeton 50
Boardman 44
Ho Chi Minh City 43
The Dalles 43
Chicago 41
Columbus 33
Moscow 33
Lauterbourg 32
Hanoi 31
Los Angeles 30
Dublin 29
Milan 28
Düsseldorf 26
Izmir 26
Sofia 25
Zgierz 24
Casablanca 23
Dallas 23
Helsinki 22
Buffalo 19
Frankfurt am Main 19
São Paulo 19
Council Bluffs 17
Bern 11
New York 11
Toronto 11
Washington 11
Guangzhou 10
Redondo Beach 10
Venice 10
Bangkok 8
Brooklyn 8
Lappeenranta 8
Redmond 8
Tokyo 8
Biên Hòa 7
Brussels 7
San Diego 7
Amsterdam 6
Dong Ket 6
London 6
Munich 6
Parma 6
Rimini 6
Rome 6
San Francisco 6
Da Nang 5
Haiphong 5
Johannesburg 5
Monfalcone 5
Vienna 5
Baku 4
Belo Horizonte 4
Castellammare di Stabia 4
Centro 4
Ferrara 4
Lahore 4
Mexico City 4
Miano 4
Montreal 4
Nuremberg 4
Orem 4
Palermo 4
Pordenone 4
Rio de Janeiro 4
Udine 4
Atlanta 3
Bari 3
Bologna 3
Chennai 3
Dakar 3
Denver 3
Erbil 3
Hải Dương 3
Istanbul 3
Jeddah 3
La Paz 3
Madrid 3
Naples 3
Nishisugamo 3
North Bergen 3
Totale 3.340
Nome #
Multiple periodic solutions of hamiltonian systems confined in a box 198
A nonresonance condition for radial solutions of a nonlinear Neumann elliptic problem 194
Periodic solutions of weakly coupled superlinear systems 185
Nonresonance conditions for radial solutions of nonlinear neumann elliptic problems on annuli 180
From isochronous potentials to isochronous systems 177
Entire Solutions of Superlinear Problems with Indefinite Weights and Hardy Potentials 176
On a diffusion model with absorption and production 175
Positive periodic solutions for planar differential systems with repulsive singularities on the axes 175
Multiplicity of periodic solutions for systems of weakly coupled parametrized second order differential equations 174
Saddle solutions for a class of systems of periodic and reversible semilinear elliptic equations 174
A general method for the existence of periodic solutions of differential equations in the plane 169
On the structure of radial solutions for some quasilinear elliptic equations 155
Periodic solutions of a system of coupled oscillators with one-sided superlinear retraction forces 154
Double resonance for one-sided superlinear or singular nonlinearities 151
On Dini derivatives of real functions 150
On a singular periodic Ambrosetti–Prodi problem 146
A Lower/Upper Solutions Result for Generalised Radial p-Laplacian Boundary Value Problems 143
Periodic Impact Motions at Resonance of a Particle Bouncing on Spheres and Cylinders 143
Periodic solutions of nearly integrable Hamiltonian systems bifurcating from infinite-dimensional tori 137
null 131
An extension of the Poincaré–Birkhoff Theorem coupling twist with lower and upper solutions 123
Multiplicity of ground states for the scalar curvature equation 119
Double resonance in sturm–liouville planar boundary value problems 115
Multiplicity results for Hamiltonian systems with Neumann-type boundary conditions 114
An extension of the Poincaré–Birkhoff Theorem to systems involving Landesman–Lazer conditions 111
Non-well-ordered lower and upper solutions for semilinear systems of PDEs 108
Multiplicity of Radial Ground States for the Scalar Curvature Equation Without Reciprocal Symmetry 106
Perturbed positively-(p, q)-homogeneous Hamiltonian systems with Frederickson–Lazer conditions 103
Periodic Solutions of Second-Order Differential Equations in Hilbert Spaces 101
LANDESMAN-LAZER TYPE CONDITIONS FOR SCALAR ONE-SIDED SUPERLINEAR NONLINEARITIES WITH NEUMANN BOUNDARY CONDITIONS 99
Two-point boundary value problems for planar systems: A lower and upper solutions approach 98
On the Dirichlet problem associated with bounded perturbations of positively-(p, q)- homogeneous Hamiltonian systems 91
Well-Ordered and Non-Well-Ordered Lower and Upper Solutions for Periodic Planar Systems 85
A Poincaré–Birkhoff theorem for multivalued successor maps with applications to periodic superlinear Hamiltonian systems 78
WELL-ORDERED AND NON-WELL-ORDERED LOWER AND UPPER SOLUTIONS FOR PERIODIC 2N-DIMENSIONAL SYSTEMS 61
On the existence of periodic solutions for damped asymmetric oscillators 60
Antiperiodic Solutions for Nonlinear Asymmetric Equations Near Resonance 56
Periodic bouncing solutions for nonlinear impact oscillators 53
Multiplicity of Periodic Solutions for Nearly Resonant Hamiltonian Systems 45
An Extension of the Poincaré–Birkhoff Theorem to Systems Having Singular Nonlinearities 31
La matematica come strumento di misura della sostenibilità e predizione delle capacità adattative 11
Some remarks on the Cesàro - Vietoris function 7
A bifurcation phenomenon for the critical Laplace and p-Laplace equation in the ball 4
Applying the Poincaré-Birkhoff theorem to antiperiodic problems 3
On the period map of planar Hamiltonian systems with separated variables 3
Totale 5.072
Categoria #
all - tutte 16.301
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 16.301


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022402 52 16 38 61 9 30 23 17 49 30 16 61
2022/2023330 35 4 25 12 39 71 9 21 68 9 32 5
2023/2024418 33 13 36 38 34 62 43 86 7 15 22 29
2024/2025829 10 28 49 48 104 80 77 61 64 165 81 62
2025/20261.631 108 94 128 167 159 122 149 51 168 270 142 73
2026/20272 2 0 0 0 0 0 0 0 0 0 0 0
Totale 5.072