IRIS - Institutional Research Information System
IRIS è il sistema di gestione integrata dei dati della ricerca (persone, progetti, pubblicazioni, attività) adottato dall'Università degli Studi dell’Insubria.

IRInSubria - Institutional Repository Insubria
IRInSubria raccoglie, conserva, documenta e dissemina le informazioni sulla produzione scientifica dell'Università degli Studi dell’Insubria anche ai fini della valutazione della ricerca.

IVANOV, IVAN GINCHEV
 Distribuzione geografica
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Continente #
NA - Nord America 7.386
EU - Europa 4.843
AS - Asia 3.081
SA - Sud America 240
AF - Africa 112
Continente sconosciuto - Info sul continente non disponibili 11
Totale 15.673
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Nazione #
US - Stati Uniti d'America 7.327
IT - Italia 2.323
SG - Singapore 978
UA - Ucraina 908
CN - Cina 667
TR - Turchia 615
VN - Vietnam 391
SE - Svezia 361
HK - Hong Kong 286
FI - Finlandia 277
DE - Germania 224
BR - Brasile 201
IE - Irlanda 197
GB - Regno Unito 187
FR - Francia 136
RU - Federazione Russa 107
NG - Nigeria 75
IN - India 43
CA - Canada 35
BD - Bangladesh 22
BE - Belgio 19
JP - Giappone 19
MX - Messico 19
PL - Polonia 18
AR - Argentina 15
ES - Italia 15
NL - Olanda 15
BG - Bulgaria 14
IQ - Iraq 10
MA - Marocco 10
ZA - Sudafrica 9
CZ - Repubblica Ceca 7
EC - Ecuador 7
EU - Europa 7
GR - Grecia 7
PK - Pakistan 7
ID - Indonesia 5
IL - Israele 5
KE - Kenya 5
MD - Moldavia 5
SA - Arabia Saudita 5
CH - Svizzera 4
CO - Colombia 4
EG - Egitto 4
AT - Austria 3
DZ - Algeria 3
IR - Iran 3
LI - Liechtenstein 3
NP - Nepal 3
PE - Perù 3
PH - Filippine 3
UY - Uruguay 3
VE - Venezuela 3
AZ - Azerbaigian 2
CI - Costa d'Avorio 2
CL - Cile 2
KG - Kirghizistan 2
KR - Corea 2
LU - Lussemburgo 2
MY - Malesia 2
NO - Norvegia 2
OM - Oman 2
TH - Thailandia 2
TN - Tunisia 2
UZ - Uzbekistan 2
AE - Emirati Arabi Uniti 1
AL - Albania 1
BA - Bosnia-Erzegovina 1
BJ - Benin 1
BY - Bielorussia 1
CR - Costa Rica 1
CW - ???statistics.table.value.countryCode.CW??? 1
DO - Repubblica Dominicana 1
EE - Estonia 1
ET - Etiopia 1
GE - Georgia 1
GY - Guiana 1
HU - Ungheria 1
JO - Giordania 1
KZ - Kazakistan 1
LT - Lituania 1
LV - Lettonia 1
MK - Macedonia 1
NI - Nicaragua 1
PA - Panama 1
PY - Paraguay 1
QA - Qatar 1
SK - Slovacchia (Repubblica Slovacca) 1
TT - Trinidad e Tobago 1
Totale 15.670
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Città #
Milan 1.752
Chandler 754
Jacksonville 681
Fairfield 577
San Jose 572
Singapore 521
Ashburn 439
Woodbridge 337
Izmir 299
Houston 288
Dearborn 286
Hong Kong 283
Ann Arbor 251
Council Bluffs 239
Seattle 237
Princeton 226
Wilmington 214
Dublin 196
Chicago 194
Dallas 183
Nyköping 168
Beijing 156
Cambridge 153
The Dalles 134
Rome 130
Boardman 124
San Mateo 113
Dong Ket 107
Lauterbourg 93
Como 80
Abuja 73
Ho Chi Minh City 57
San Diego 50
Ogden 44
Helsinki 40
Santa Clara 40
Los Angeles 37
Hefei 35
London 33
New York 30
Orem 30
Hanoi 29
Düsseldorf 28
Nanjing 27
São Paulo 26
Munich 22
Guangzhou 20
Kunming 20
Brussels 19
Tokyo 19
Frankfurt am Main 18
Verona 17
Norwalk 16
Philadelphia 16
Phoenix 15
Jinan 13
Mexico City 13
Pune 13
Tianjin 13
Shanghai 12
Warsaw 12
Nanchang 11
Hangzhou 10
Montreal 10
Belo Horizonte 9
Chennai 9
Fes 9
Zhengzhou 9
Amsterdam 8
Denver 8
Poplar 8
San Francisco 8
Athens 7
Chongqing 7
Fuzhou 7
Rio de Janeiro 7
Sofia 7
Turku 7
Washington 7
Atlanta 6
Auburn Hills 6
Changsha 6
Da Nang 6
Hebei 6
Johannesburg 6
Shenyang 6
Stockholm 6
Toronto 6
Varna 6
Xian 6
Brooklyn 5
Edinburgh 5
Haiphong 5
Mumbai 5
Nairobi 5
Redwood City 5
Baghdad 4
Brasília 4
Dhaka 4
Espoo 4
Totale 10.884
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Nome #
Minty variational inequalities, increase-along-rays property and optimization. 218
Points of efficiency in vector optimization with increasing-along-rays property and Minty variational inequalities. 200
Volume, surface area and the harmonic mean 193
Higher order properly efficient points in vector optimization. 193
Dini set-valued directional derivative in locally lipschitz vector optimization 192
First-order conditions for $C^{0,1}$ constrained vector optimization 190
Existence of solutions of Minty type scalar and vector variational inequalities 185
The Hausdorff nearest circle to a convex compact set in the plane 183
Geoffrion type characterization of higher-order properly efficient points in vector optimization 177
The Hausdorff nearest circle to a convex compact set in the plane 173
On the best approximation of set-valued functions 172
Second-order characterizations of convex and pseudoconvex functions 172
From scalar to vector optimization 170
$C^{1,1}$ vector optimization problems and Riemann derivatives 169
Variational inequalities in vector optimization 169
A note on Minty type vector variational inequalities 168
Higher-order pseudoconvex functions. 168
Asymptotic stability of a linear system of differential equations with a retardation (Bulgarian). 166
On Peano and Riemann derivatives 166
Equivalence of Peano and Riemann derivatives 165
From scalar to vector optimization 163
A Multistage game with full information possessing no Z-equilibrium (Bulgarian). 162
Existence of solutions and star-shapedness in Minty variational inequalities 162
Approximation of strictly n-convex functions with splines (Bulgarian). 160
Application of the Cevian duality for proving of identities and inequalities in the triangle (Bulgarian) 159
Locally Lipschitz vector optimization with inequality and equality constraints 159
C1,1 vector optimization and Riemann derivatives 158
Convex along lines functions and abstract convexity. I. 156
Some remarks on set-valued Minty variational inequalities 155
From scalar to vector optimization 154
Two approaches toward constrained vector optimization and identity of the solutions 152
Numerical methods (in Bulgarian) 151
Minty vector variational inequality, efficiency and proper efficiency 151
Existence of solutions and star-shapedness in Minty variational inequalities 151
Higher-order pseudoconvex functions 151
Second-order Dini set-valued directional derivative in $C^{1,1} vector optimization 151
Arcwise connectedness of efficient sets 150
An example of a game with compact strategy sets and upper semi-continuous quasi-concave gain functions without Nash equilibriums 147
Existence of solutions and star-shapedness in Minty variational inequalities 146
Vector optimization problems with quasiconvex constraints 146
Stability of a linear retarded equation 144
Approximation of set-valued functions by single-valued ones 144
The Runge-Kutta explicit method of second order for differential inclusions 144
Geometrico-analytical finding of equilibrium states in bi-matrix games (Bulgarian) 144
Second-order conditions in $C^{1,1}$ vector optimization with inequality and equality constraints 144
A theorem on subdifferential calculation 143
A method to obtain Berge equilibriums in bi-matrix games 142
Second-order optimality schemes for nonsmooth functions 141
C1,1 vector optimization problems and Riemann derivatives 141
An evaluation of the domain of controllability of autonomous control systems via the second method of Lyapunov 140
Minty variational principle in set-valued optimization 140
On constrained set-valued optimization 140
A problem on approximation of set-valued functions 139
Some remarks on the Minty vector variational principle 139
Asymptotic estimates for the best approximation of strictly n-convex functions with Chebyshevian splines 136
The Hausdorff nearest circle to a triangle 136
Higher order optimality conditions in nonsmooth optimization 135
Expansion of certain type of determinants 135
A problem about set translation on the real line 134
Second order derivatives of nonsmooth functions 134
Minty variational principle for set-valued variational inequalities 134
Expected utility of a one-dimensional classical risky generalized lottery of I and III Type with linearly interpolated CDF 134
Quantitative methods in management, decisions under determination (in Bulgarian) 133
Approximation of set-valued functions by single-valued ones 133
First-order optimality conditions in set-valued optimization 133
Characterization of d.c. functions in terms of quasidifferentials 133
On the stability of the zero solution of a retarded functional differential system with an application to the nuclear reactor dynamics 132
Weakened subdifferentials and Fréchet differentiability of real functions 132
Convexity with respect to min-type functions 132
Barycentric coordinates and problems of colinearity of points and crossing of straight lines 130
Stability of the solutions of a linear differential-difference equation 130
Isolated minimizers and proper efficiency for C0,1 constrained vector optimization problems. 129
Higher order directional derivatives for nonsmooth functions 128
The concept of semicontinuity of a mapping and problems of multicriterial optimization (Russian) 127
Lecture course on Mathematical Analysis (in Bulgarian) 127
Volume and surface area revisited 127
Grapho-analytic method of solving 2 x n bi-matrix games 126
Existence of equilibrium points of a differential game with a retarded dynamical system 125
Weakened subdifferentials and Frèchet differentiability of real functions 123
On existence of soluutions of solutions of a linear differential game with a retardation and with a concave payoff function (Russian) 123
Equivalence of (n+1)-th order Peano and usual derivatives for n-convex functions 123
Second order optimality conditions in nonsmooth unconstrained optimization. 122
Higher-order conditions for strict efficiency 122
Strong and weak minima of functionals in a real Hilbert space 120
The Runge-Kutta explicit method of second order for differential inclusions 120
Second-order conditions in C-1,C-1 constrained vector optimization 120
Higher-order pseudoinvex functions. 120
A game with a payoff function ranging into a partially ordered set (Bulgarian) 119
Local polynomial approximation of multi-valued functions 119
Concerning unicoherence of continua 117
l-stable functions and constrained optimization 114
Local approximation of higher order for multifunctions of one variable 113
Second-order optimality conditions for problems with $C^1$ data 112
Strategic equivalence of zero-sum games (Bulgarian) 112
Second-order characterization of convex and pseudoconvex functions 112
Z-equilibrium in finite games (Bulgarian) 111
Stability of property efficient points and isolated minimizers of constrained vector optimization problems. 111
Subdifferentials of nonsmooth functions and second order optimality conditions 110
Higher-order optimality conditions in global nonsmooth optimization 108
On a connection between Minty variational inequalities and generalized convexity 108
Totale 14.372
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Categoria #
all - tutte 64.975
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 64.975
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022959 0 119 132 58 54 26 31 67 41 160 79 192
2022/20231.770 157 97 173 194 120 353 3 282 237 38 75 41
2023/20242.591 447 461 446 481 482 103 5 75 71 8 0 12
2024/20251.378 1 32 322 16 17 65 53 106 145 67 135 419
2025/20263.226 171 190 112 368 351 203 757 200 418 200 150 106
2026/2027184 49 135 0 0 0 0 0 0 0 0 0 0
Totale 15.673