IRIS
SORBI, ANDREA
 Distribuzione geografica
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Continente #
NA - Nord America 14.722
EU - Europa 6.504
AS - Asia 3.147
SA - Sud America 644
AF - Africa 43
OC - Oceania 18
Continente sconosciuto - Info sul continente non disponibili 6
AN - Antartide 1
Totale 25.085
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Nazione #
US - Stati Uniti d'America 14.643
GB - Regno Unito 1.869
CN - Cina 1.205
RU - Federazione Russa 1.176
SG - Singapore 982
IE - Irlanda 946
IT - Italia 655
BR - Brasile 558
UA - Ucraina 443
SE - Svezia 436
FR - Francia 336
HK - Hong Kong 253
DE - Germania 224
KR - Corea 164
ES - Italia 137
VN - Vietnam 135
FI - Finlandia 128
TR - Turchia 85
IN - India 69
GE - Georgia 67
CA - Canada 37
NL - Olanda 36
AR - Argentina 25
BD - Bangladesh 25
MX - Messico 24
IQ - Iraq 22
PL - Polonia 20
ID - Indonesia 18
JP - Giappone 17
BE - Belgio 16
RO - Romania 16
ZA - Sudafrica 15
KZ - Kazakistan 14
VE - Venezuela 14
AU - Australia 11
EC - Ecuador 10
AT - Austria 9
CO - Colombia 9
IL - Israele 9
PE - Perù 9
CH - Svizzera 8
GR - Grecia 8
IR - Iran 8
PK - Pakistan 8
PY - Paraguay 8
UZ - Uzbekistan 8
NZ - Nuova Zelanda 7
SA - Arabia Saudita 7
MA - Marocco 6
BH - Bahrain 5
CI - Costa d'Avorio 5
CL - Cile 5
CZ - Repubblica Ceca 5
EG - Egitto 5
JO - Giordania 5
OM - Oman 5
TN - Tunisia 5
A2 - ???statistics.table.value.countryCode.A2??? 4
BG - Bulgaria 4
DK - Danimarca 4
DO - Repubblica Dominicana 4
LB - Libano 4
PH - Filippine 4
AE - Emirati Arabi Uniti 3
AZ - Azerbaigian 3
BY - Bielorussia 3
DZ - Algeria 3
HU - Ungheria 3
JM - Giamaica 3
LT - Lituania 3
MY - Malesia 3
NP - Nepal 3
PT - Portogallo 3
QA - Qatar 3
RS - Serbia 3
UY - Uruguay 3
AL - Albania 2
BB - Barbados 2
BN - Brunei Darussalam 2
BO - Bolivia 2
CR - Costa Rica 2
HR - Croazia 2
IM - Isola di Man 2
KE - Kenya 2
KG - Kirghizistan 2
MD - Moldavia 2
PA - Panama 2
SI - Slovenia 2
TH - Thailandia 2
AM - Armenia 1
BA - Bosnia-Erzegovina 1
BZ - Belize 1
EE - Estonia 1
ET - Etiopia 1
EU - Europa 1
GS - Georgia del Sud e Isole Sandwich Australi 1
GT - Guatemala 1
HN - Honduras 1
KW - Kuwait 1
LA - Repubblica Popolare Democratica del Laos 1
Totale 25.075
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Città #
Dallas 7.803
Southend 1.709
Fairfield 1.081
Dublin 946
Ashburn 616
Singapore 521
Woodbridge 491
Chandler 452
Houston 377
Seattle 371
Jacksonville 365
Wilmington 351
Cambridge 338
Santa Clara 325
Moscow 312
Beijing 285
Ann Arbor 265
Hong Kong 250
Hefei 203
Seoul 164
Princeton 136
Siena 136
Nanjing 112
Dearborn 111
Málaga 98
Menlo Park 92
Los Angeles 83
Helsinki 75
San Mateo 70
San Diego 55
Milan 53
Rome 53
Boardman 51
Council Bluffs 46
Shanghai 46
The Dalles 43
Tbilisi 42
Buffalo 41
Ho Chi Minh City 38
Nanchang 34
Istanbul 32
Izmir 32
Shenyang 29
Munich 28
Hanoi 26
São Paulo 26
Florence 24
London 24
Bengaluru 22
New York 22
Belo Horizonte 21
Jinan 21
Hebei 20
San Francisco 20
Tianjin 20
Amsterdam 19
Changsha 19
Kunming 18
Toronto 18
Dong Ket 17
Barcelona 16
Brussels 16
Redondo Beach 16
Zhengzhou 16
Redwood City 15
Brasília 14
Brooklyn 14
Hangzhou 14
Jiaxing 14
Tokyo 14
Guangzhou 13
Rio de Janeiro 13
Fremont 12
Johannesburg 12
Norwalk 12
Porto Alegre 12
Timisoara 12
Turin 12
Warsaw 12
Mumbai 11
Ningbo 11
Poplar 11
Taizhou 11
Venezia 11
Curitiba 10
Denver 10
Mexico City 10
Prato 10
Salvador 10
Baghdad 9
Boston 9
Columbus 9
Centelles 8
Chicago 8
Dhaka 8
Düsseldorf 8
Nuremberg 8
Springfield 8
Stockholm 8
Tashkent 8
Totale 19.553
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Nome #
∑0n-equivalence relations 7.430
Trial and error mathematics I: dialectical and quasi-dialectical systems 435
Trial and error mathematics II: dialectical sets and quasi-dialectical sets, their degrees, and their distribution within the class of limit sets 341
Ricordo di Franco Montagna 291
A note on uniform density in weak arithmetical theories 280
A survey on universal computably enumerable equivalence relations 267
Jumps of computably enumerable equivalence relations 265
Trial and error mathematics: dialectical systems and completions of theories 263
A note on algebras of languages 261
Effective inseparability, lattices, and preordering relations 260
On learning to coordinate random bits help, insightful normal forms, and competency isomorphisms 258
Calibrating word problems of groups via the complexity of equivalence relations 257
Taking the Pirahã seriously 257
Le direzioni della ricerca logica in Italia: la teoria (classica) della computabilità 254
Bounded enumeration reducibility and its degree structure 252
Comparing the degrees of enumerability and the closed Medvedev degrees 249
Joins and meets in the structure of ceers 249
On learning to coordinate: random bits help, insightful normal forms, and competency isomorphisms 237
A characterization of the Δ20 hyperhyperimmune sets 229
Classifying word problems of finitely generated algebras via computable reducibility 227
Positive undecidable numberings in the Ershov hierarchy 226
Universal computably enumerable equivalence relations 224
High minimal pairs in the enumeration degrees 223
Pomology observations, morphometric analysis, ultrastructural study and allelic profiles of "olivastra Seggianese" endocarps from ancient olive trees (Olea europaea L.) 223
Some remarks on completion of numberings 218
A note on initial segments of the enumeration degrees 216
Weakly precomplete computably enumerable equivalence relations 216
Logic and probabilistic systems 214
A Note on Relative Efficiency of Axiom Systems 214
Bounding nonsplitting enumeration degrees 210
Bounding and nonbounding minimal pairs in the enumeration degrees 210
S. Barry Cooper (1943-2015) 209
Morfometria geometrica non invasiva su semi archeologici di vite per risalire all'origine di antiche varietà antropiche 205
Classifying equivalence relations in the Ershov hierarchy 202
A note on the enumeration degrees of 1-generic sets 200
Friedberg numberings in the Ershov hierarchy 197
The complexity of index sets of classes of computably enumerable equivalence relations 192
The theory of ceers computes true arithmetic 191
Isomorphism types of Rogers semilattices for families from different levels of the arithmetical hierarchy 190
Singleton enumeration reducibility and arithmetic 189
Branching in the Σ02 -enumeration degrees: a new perspective 188
Strong positive reducibilities 188
Elementary theories for Rogers semilattices 187
Algebraic properties of Rogers semilattices of arithmetical numberings 186
The first order theories of the Medvedev and Muchnik lattices 185
Strong enumeration reducibilities 182
Topological aspects of the Medvedev lattice 182
There exists a maximal 3-c.e. enumeration degree 179
Immunity properties and strong positive reducibilities 177
Diamond embeddings into the enumeration degrees 174
Branching in the enumeration degrees of the Σ02sets 174
Immunity properties of the s-degrees 169
Undecidability of local structures of s-degrees and Q-degrees 167
Generalizations of the Weak Law of the Excluded Middle 165
Incomparability in local structures of $s$-degrees and $Q$-degrees 163
A note on closed degrees of difficulty of the Medvedev lattice 160
Elementary properties of Rogers semilattices of arithmetical numberings 159
The category of equivalence relations 154
Comparing Pi^0_2 of the Baire space by means of general recursive operators 152
On some filters and ideals of the Medvedev lattice 152
Completeness and universality of arithmetical numberings 151
Classifying positive equivalence relations 149
Noncappable enumeration degrees below 0e′ 147
Rogers semilattices of families of two embedded sets in the Ershov hierarchy 146
Intermediate logics and factors of the Medvedev lattice 140
Lattices of local two-dimensional languages 139
Initial segments of the degrees of ceers 139
Minimal degrees and downwards density in some strong positive reducibilities and quasi-reducibilities 137
Initial segments of the Σ0 2 enumeration degrees 136
Creativeness and completeness in recursion categories of partial recursive operators 134
Primitive recursive equivalence relations and their primitive recursive complexity 134
Intuitionistic logic and Muchnik degrees 133
Isomorphism types and theories of Rogers semilattices of arithmetical numberings 133
Self-full ceers and the uniform join operator 133
Sets of generators and automorphism bases for the enumeration degrees 133
Empty intervals in the enumeration degrees 130
Reducibility in some categories of partial recursive operators 130
Some Quotient Lattices of the Medvedev Lattice 129
Cupping and noncupping in the enumeration degrees of Σ02 sets 128
Some remarks on the algebraic structure of the Medvedev Lattice 128
Universal recursion theoretic properties of r.e. preordered structures 123
Quasi-minimal enumeration degrees and minimal Turing degrees 122
Word problems and ceers 122
Density results in the Delta-0-2 e-degrees 119
Structural properties and Sigma^0_2 enumeration degrees 117
Generalized computable numerations and nontrivial rogers semilattices 117
The Medvedev lattice of degrees of difficulty 115
Embedding finite lattices into the \Sigma-0-2 enumeration degrees 112
Embeddings into the enumeration degrees 112
On extensions of embeddings into the enumeration degrees of the Σ02-sets 111
In memoriam: Barry Cooper 1943-2015 103
Embedding Brouwer algebras in the Medvedev lattice 103
Properly Σ02 enumeration degrees and the high/low hierarchy 102
The distribution of properly Sigma(0)(2) e-degrees 101
Open problems in the enumeration degrees 101
Conjunctive degrees and cylinders 94
On elementary theories and isomorphism types of Rogers semilattices 93
Some remarks on tiling recognizable languages 93
The enumeration degrees of the Sigma_2^0 sets 89
On Quasi-Minimal E-Degrees And Total e-Degrees 87
Totale 25.039
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Categoria #
all - tutte 63.778
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 63.778
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2020/20211.386 0 0 0 0 0 271 122 348 179 177 143 146
2021/20221.447 93 220 102 90 50 55 131 63 62 176 159 246
2022/20231.859 123 173 225 252 148 346 67 125 175 111 78 36
2023/20241.439 50 31 136 122 47 341 483 20 2 74 16 117
2024/20252.642 81 158 270 130 279 118 72 147 226 136 259 766
2025/202610.748 422 2.581 5.840 848 981 76 0 0 0 0 0 0
Totale 25.590