Benvenuti nell'Anagrafe della Ricerca d'Ateneo

RAGNISCO, Orlando
 Distribuzione geografica
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Continente #
NA - Nord America 9.794
EU - Europa 5.608
AS - Asia 5.457
SA - Sud America 639
Continente sconosciuto - Info sul continente non disponibili 132
AF - Africa 67
OC - Oceania 7
Totale 21.704
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Nazione #
US - Stati Uniti d'America 9.689
CN - Cina 2.529
GB - Regno Unito 1.551
SG - Singapore 1.545
RU - Federazione Russa 1.446
SE - Svezia 822
VN - Vietnam 640
UA - Ucraina 538
BR - Brasile 462
DE - Germania 404
IT - Italia 277
HK - Hong Kong 200
FI - Finlandia 148
AL - Albania 130
IE - Irlanda 129
TR - Turchia 117
BD - Bangladesh 107
IN - India 79
AR - Argentina 61
KR - Corea 55
CA - Canada 54
NL - Olanda 48
CO - Colombia 35
EC - Ecuador 33
FR - Francia 29
ID - Indonesia 28
IQ - Iraq 26
PK - Pakistan 26
PL - Polonia 25
MX - Messico 21
ZA - Sudafrica 18
ES - Italia 17
PH - Filippine 15
BE - Belgio 14
JP - Giappone 13
VE - Venezuela 13
UZ - Uzbekistan 12
CL - Cile 10
PY - Paraguay 10
TN - Tunisia 10
KE - Kenya 9
MY - Malesia 9
NP - Nepal 8
AU - Australia 7
SA - Arabia Saudita 7
PE - Perù 6
UY - Uruguay 6
AE - Emirati Arabi Uniti 5
DZ - Algeria 5
JM - Giamaica 5
JO - Giordania 5
TH - Thailandia 5
AZ - Azerbaigian 4
DO - Repubblica Dominicana 4
EG - Egitto 4
ET - Etiopia 4
MA - Marocco 4
BA - Bosnia-Erzegovina 3
BO - Bolivia 3
CR - Costa Rica 3
HN - Honduras 3
PT - Portogallo 3
SN - Senegal 3
AT - Austria 2
BY - Bielorussia 2
GR - Grecia 2
GT - Guatemala 2
HR - Croazia 2
HU - Ungheria 2
IL - Israele 2
KG - Kirghizistan 2
LK - Sri Lanka 2
LT - Lituania 2
LV - Lettonia 2
MD - Moldavia 2
MN - Mongolia 2
OM - Oman 2
PA - Panama 2
PS - Palestinian Territory 2
RO - Romania 2
SV - El Salvador 2
TT - Trinidad e Tobago 2
A2 - ???statistics.table.value.countryCode.A2??? 1
AM - Armenia 1
BB - Barbados 1
BF - Burkina Faso 1
BG - Bulgaria 1
BZ - Belize 1
CD - Congo 1
CH - Svizzera 1
CV - Capo Verde 1
CY - Cipro 1
CZ - Repubblica Ceca 1
DK - Danimarca 1
GA - Gabon 1
GH - Ghana 1
GM - Gambi 1
HT - Haiti 1
KH - Cambogia 1
KW - Kuwait 1
Totale 21.557
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Città #
Southend 1.344
Woodbridge 1.163
Fairfield 1.101
Ashburn 722
Singapore 665
Houston 616
Chandler 571
Seattle 476
Wilmington 460
Nanjing 454
Cambridge 394
San Jose 390
Jacksonville 368
Ann Arbor 341
Boardman 295
Princeton 246
Hefei 237
Dong Ket 233
Dearborn 207
Dallas 200
Hong Kong 194
Beijing 179
Nanchang 152
Shenyang 141
Ho Chi Minh City 133
Tianjin 131
Dublin 127
Hebei 102
Jinan 101
Hanoi 95
Council Bluffs 92
Izmir 88
Changsha 86
Jiaxing 85
Redwood City 85
Moscow 77
Los Angeles 69
New York 69
The Dalles 63
San Paolo di Civitate 60
Chicago 56
Seoul 52
Altamura 51
San Diego 51
Guangzhou 43
Santa Clara 42
Ningbo 41
Phoenix 41
Hangzhou 39
São Paulo 39
Kunming 37
Zhengzhou 36
London 35
Taizhou 35
Shanghai 32
Munich 31
Milan 26
Lanzhou 22
Orange 22
Haiphong 21
Warsaw 21
Haikou 20
Westminster 20
Brooklyn 19
Da Nang 19
Eitensheim 19
Plano 19
Orem 18
Rome 18
Alameda 17
Flushing 17
Yubileyny 16
Columbus 15
Mumbai 15
Amsterdam 14
Atlanta 14
Denver 14
Rio de Janeiro 14
Boston 13
Brussels 13
San Francisco 13
Helsinki 12
Quito 12
Turku 12
Venezia 12
Bari 11
Belo Horizonte 11
Guayaquil 11
Medellín 11
Brasília 10
Chennai 10
Fort Worth 10
Indiana 10
Naples 10
Saint Petersburg 10
Tashkent 10
Buffalo 9
Campinas 9
Fuzhou 9
Montreal 9
Totale 13.910
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Nome #
BACKLUND TRANSFORMATION VS THE DRESSING METHOD 275
APPROXIMATE INVERSE SPECTRAL TRANSFORM FOR THE KORTEWEG-DEVRIES EQUATION 251
BACKLUND-TRANSFORMATIONS FOR CHIRAL FIELD-EQUATIONS 247
An Ecology and Economy Coupling Model. A global stationary state model for a sustainable economy in the Hamiltonian formalism 239
N-dimensional classical integrable systems from Hopf algebras 233
Backlund transformations as exact integrable time discretizations for the trigonometric Gaudin model 230
R-MATRICES AND HIGHER POISSON BRACKETS FOR INTEGRABLE SYSTEMS 227
THE INHOMOGENEOUS TODA LATTICE - ITS HIERARCHY AND DARBOUX-BACKLUND TRANSFORMATIONS 226
Algebraic entropy for algebraic maps 224
An isochronous variant of the Ruijsenaars-Toda model: equilibrium configurations, behavior in their neighborhood, Diophantine relations 221
An exactly solvable deformation of the Coulomb problem associated with the Taub–NUT metric 212
INTEGRABLE CELLULAR AUTOMATA 209
N-dimensional sl(2)-coalgebra spaces with non-constant curvature RID B-5702-2011 RID F-2453-2010 208
A new exactly solvable quantum model in N dimensions 208
DRESSING METHOD VS CLASSICAL DARBOUX TRANSFORMATION 207
Backlund Transformations for the Kirchhoff Top 206
SUPERINTEGRABLE DEFORMATIONS OF THE SMORODINSKY-WINTERNITZ HAMILTONIAN 206
Quantum backlund transformations: Some ideas and examples 204
q-Deformations of Classical Integrable Systems 203
A Family of Exactly Solvable Radial Quantum Systems on Space of Non-Constant Curvature with Accidental Degeneracy in the Spectrum 201
EXTENSION OF THE ZAKHAROV-SHABAT GENERALIZED INVERSE METHOD TO SOLVE DIFFERENTIAL-DIFFERENCE AND DIFFERENCE-DIFFERENCE EQUATIONS 200
Backlund Transformations for the Trigonometric Gaudin Magnet 200
REDUCTION TECHNIQUES FOR INFINITE-DIMENSIONAL HAMILTONIAN-SYSTEMS - SOME IDEAS AND APPLICATIONS 199
A systematic construction of completely integrable Hamiltonians from coalgebras 195
EXTENSION OF SPECTRAL-TRANSFORM METHOD FOR SOLVING NON-LINEAR DIFFERENTIAL DIFFERENCE EQUATIONS 195
A rigid body dynamics derived from a class of extended Gaudin models: An integrable discretization RID A-7283-2010 194
The classical Taub-Nut System: factorization, spectrum generating algebra and solution to the equations of motion 193
DENSITY FLUCTUATIONS IN NUCLEAR-MATTER 192
Integrable geodesic motion on 3D curved spaces from non-standard quantum deformations 190
A NOVEL HIERARCHY OF INTEGRABLE LATTICES 190
Backlund transformations for the rational Lagrange chain RID A-7283-2010 189
(Super)integrability from coalgebra symmetry: formalism and applications 189
A SIMPLE LATTICE VERSION OF THE NONLINEAR SCHRODINGER-EQUATION AND ITS DEFORMATION WITH AN EXACT QUANTUM SOLUTION 187
From su(2) Gaudin Models to Integrable Tops 186
Superintegrability on sl(2)-coalgebra spaces RID F-2453-2010 186
The classical Darboux III oscillator: factorization, Spectrum Generating Algebra and solution to the equations of motion 186
A maximally superintegrable deformation of the N-dimensional quantum Kepler-Coulomb system 184
INTEGRABLE MECHANICAL SYSTEMS RELATED TO THE HARRY-DYM HIERARCHY 184
Discrete Integrable Systems 183
Integrable time-discretisation of the Ruijsenaars-Schneider model 182
THE HAMILTONIAN-STRUCTURE OF THE NON-ABELIAN TODA HIERARCHY 182
DISCRETE VERSION OF THE NON-LINEAR SCHRODINGER EQUATION WITH LINEARLY X-DEPENDENT COEFFICIENTS 181
Superintegrability on sl(2)-coalgebra spaces 181
DYNAMICAL R-MATRICES FOR INTEGRABLE MAPS 180
NON-LINEAR DIFFERENTIAL-DIFFERENCE EQUATIONS, ASSOCIATED BACKLUND-TRANSFORMATIONS AND LAX TECHNIQUE 177
Backlund transformations for many-body systems related to KdV 176
DARBOUX TRANSFORMATION AND SPECIAL SOLUTIONS FOR THE TWO-DIMENSIONAL TODA LATTICE 176
Peakons, r-matrix and Toda lattice 175
Classical dynamical systems from q-algebras: 'cluster' variables and explicit solutions 174
ON NEW SOLVABLE MANY-BODY DYNAMICAL-SYSTEMS WITH VELOCITY-DEPENDENT FORCES 174
QUASISOLITONS ON A DIATOMIC CHAIN AT ROOM-TEMPERATURE 173
The Perlick system type I: From the algebra of symmetries to the geometry of the trajectories 173
A UNIFIED ALGEBRAIC APPROACH TO INTEGRAL AND DISCRETE EVOLUTION-EQUATIONS 173
Separation of variables and Backlund transformations for the symmetric Lagrange top 172
q –Poisson coalgebras and integrable dynamics on spaces with variable curvature 172
THE HAMILTONIAN-STRUCTURE OF A COMPLEX VERSION OF THE BURGERS HIERARCHY 172
RECURSION OPERATOR AND BI-HAMILTONIAN STRUCTURE FOR INTEGRABLE MULTIDIMENSIONAL LATTICES 171
Exact Solution to a Supersymmetric Gaudin Model 171
A maximally superintegrable system on an n-dimensional space of nonconstant curvature RID F-2453-2010 170
AN EXAMPLE OF PARTIAL-DIFFERENTIAL-EQUATION PROBLEM ARISING IN A FINITE-DIFFERENCE CONTEXT - DIRECT AND INVERSE PROBLEM FOR THE DISCRETE ANALOG OF THE EQUATION PSI-XX+U-PSI=SIGMA-PSI-Y 169
HYPERSPHERICAL-EXPANSION APPROACH TO NUCLEAR BOUND-STATES .5. LIMIT OF LARGE A FOR NONLOCAL POTENTIALS 168
Backlund transformations for the sl(2) Gaudin magnet 167
Algebraic extensions of Gaudin models RID A-7283-2010 167
Backlund transformations for the rational Lagrange chain 165
CONSTRUCTION OF HIGHER LOCAL (2+1)-DIMENSIONAL EXPONENTIAL LATTICE EQUATIONS 164
Properties of the series solution for Painleve I 164
Quantum mechanics on spaces of nonconstant curvature: The oscillator problem and superintegrability RID B-5702-2011 163
Quantum versus classical integrability in Ruijsenaars-Schneider systems 163
THE PERIODIC RELATIVISTIC TODA LATTICE - DIRECT AND INVERSE PROBLEM 163
Superintegrable Potentials on 3D Riemannian and Lorentzian Spaces with Nonconstant Curvature RID B-5702-2011 RID F-2453-2010 162
EXISTENCE OF A LAX PAIR FOR ANY MEMBER OF THE CLASS OF NON-LINEAR EVOLUTION-EQUATIONS ASSOCIATED TO THE MATRIX SCHRODINGER SPECTRAL PROBLEM 162
CONTINUOUS AND DISCRETE MATRIX BURGERS HIERARCHIES 162
EXACT SOLUTION OF CLASSICAL AND QUANTAL ONE-DIMENSIONAL MANY-BODY PROBLEMS WITH 2-BODY POTENTIAL VA(X)=G2A2-SINH2(AX) 160
EVOLUTION-EQUATIONS ASSOCIATED WITH THE DISCRETE ANALOG OF THE MATRIX SCHRODINGER SPECTRAL PROBLEM SOLVABLE BY THE INVERSE SPECTRAL TRANSFORM 160
NON-ISOSPECTRAL DEFORMATIONS AND DARBOUX TRANSFORMATIONS FOR THE 3RD-ORDER SPECTRAL PROBLEM 160
Superintegrable deformations of the KC and HO potentials on curved spaces 159
Integrable discretizations of the spin Ruijsenaars-Schneider models 158
Bertrand spacetimes as Kepler/oscillator potentials RID B-5702-2011 RID F-2453-2010 158
Superintegrable Oscillator and Kepler Systems on Spaces of Nonconstant Curvature via the Stackel Transform RID B-5702-2011 157
SOME RELEVANT CLASSES OF NONLINEAR EVOLUTION-EQUATIONS AS EXAMPLES OF A GENERAL REDUCTION TECHNIQUE FOR INFINITE DIMENSIONAL HAMILTONIAN-SYSTEMS 157
Integrable maps for the Garnier and for the Neumann system 156
Classical Hamiltonian systems with sl(2) coalgebra symmetry and their integrable deformations 155
Dynamical r-matrix for the elliptic Ruijsenaars-Schneider system 155
Integrable potentials on spaces with curvature from quantum groups RID F-2453-2010 154
What is the relativistic Volterra lattice? 154
Continuous and Discrete (Classical) Heisenberg Spin Chain Revised 154
A DISCRETE NEUMANN SYSTEM 153
MASTERSYMMETRIES, ANGLE VARIABLES, AND RECURSION OPERATOR OF THE RELATIVISTIC TODA LATTICE 153
Maximally superintegrable Gaudin magnet: A unified approach RID A-7283-2010 150
NONLINEAR DIFFERENTIAL-DIFFERENCE EQUATIONS WITH N-DEPENDENT COEFFICIENTS .1. 150
ON THE RELATION OF THE STATIONARY TODA EQUATION AND THE SYMPLECTIC MAPS 150
RECURSION OPERATOR AND BACKLUND-TRANSFORMATIONS FOR THE RUIJSENAARS-TODA LATTICE 150
HYPERSPHERICAL-EXPANSION APPROACH TO NUCLEAR BOUND-STATES .4. LIMIT OF LARGE A FOR VELOCITY-DEPENDENT POTENTIALS 149
Hamiltonian Systems Admitting a Runge-Lenz Vector and an Optimal Extension of Bertrand's Theorem to Curved Manifolds RID B-5702-2011 RID F-2453-2010 148
Integrals of motion and trajectories for the Perlick system I: an algebraic approach 147
THE NONABELIAN TODA LATTICE-DISCRETE ANALOG OF THE MATRIX SCHRODINGER SPECTRAL PROBLEM 145
LAX REPRESENTATION AND COMPLETE-INTEGRABILITY FOR THE PERIODIC RELATIVISTIC TODA LATTICE 145
INTEGRABLE SYMPLECTIC MAPS 144
ON A NEW INTEGRABLE HAMILTONIAN SYSTEM WITH NEAREST-NEIGHBOR INTERACTION 143
Quantum Deformations and Superintegrable Motions on Spaces with Variable Curvature RID F-2453-2010 RID A-7283-2010 142
Totale 17.969
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Categoria #
all - tutte 78.524
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 78.524
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022881 0 0 0 17 269 52 86 42 110 42 86 177
2022/20231.920 229 368 136 138 210 350 0 184 208 11 53 33
2023/2024409 51 53 24 21 31 54 13 34 2 36 6 84
2024/20252.537 42 65 259 9 22 76 984 419 201 107 197 156
2025/20264.650 296 598 376 762 326 346 572 178 365 547 152 132
2026/2027771 85 87 552 47 0 0 0 0 0 0 0 0
Totale 21.704