SPRUGNOLI, RENZO
 Distribuzione geografica
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Continente #
NA - Nord America 3.093
EU - Europa 1.681
AS - Asia 229
AF - Africa 20
SA - Sud America 8
OC - Oceania 4
Continente sconosciuto - Info sul continente non disponibili 1
Totale 5.036
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Nazione #
US - Stati Uniti d'America 3.085
PL - Polonia 394
IE - Irlanda 324
SE - Svezia 272
IT - Italia 241
UA - Ucraina 133
DE - Germania 90
RU - Federazione Russa 90
HK - Hong Kong 83
FI - Finlandia 66
CN - Cina 46
SG - Singapore 33
TR - Turchia 32
GB - Regno Unito 30
FR - Francia 22
JO - Giordania 17
ES - Italia 10
SC - Seychelles 9
CA - Canada 8
VN - Vietnam 6
DZ - Algeria 5
AU - Australia 4
CO - Colombia 4
NL - Olanda 4
ZA - Sudafrica 4
BR - Brasile 2
CL - Cile 2
EE - Estonia 2
ET - Etiopia 2
IN - India 2
JP - Giappone 2
KR - Corea 2
TH - Thailandia 2
BE - Belgio 1
EU - Europa 1
HU - Ungheria 1
IR - Iran 1
LI - Liechtenstein 1
MY - Malesia 1
PH - Filippine 1
TW - Taiwan 1
Totale 5.036
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Città #
Fairfield 488
Warsaw 394
Dublin 322
Chandler 280
Ashburn 255
Woodbridge 208
Jacksonville 206
Cambridge 199
Seattle 197
Wilmington 174
Houston 148
Princeton 87
Altamura 86
Lawrence 75
Boston 51
Ann Arbor 49
Florence 47
Boardman 46
Buffalo 44
Kent 38
Medford 36
San Diego 33
Hong Kong 28
Izmir 23
Beijing 21
Singapore 16
New York 14
Norwalk 14
Hillsboro 10
Salerno 10
West Jordan 10
Los Angeles 9
Shanghai 9
Andover 8
Milan 7
Pasadena 7
Signa 7
Toronto 7
Frankfurt Am Main 6
Pottstown 6
Verona 6
Washington 6
Turin 5
Auburn Hills 4
Barcelona 4
Bogotá 4
Chicago 4
Dong Ket 4
Madrid 4
Port Elizabeth 4
Toledo 4
Falls Church 3
Helsinki 3
London 3
Rome 3
Shenzhen 3
Acton 2
Addis Ababa 2
Asahi 2
Bengaluru 2
Brisbane 2
Bron 2
Campina Grande 2
El Vendrell 2
Frasdorf 2
Genoa 2
Guangzhou 2
Konya 2
Laurel 2
Leawood 2
Leeds 2
Melbourne 2
Menlo Park 2
Moscow 2
Munich 2
Nunoa 2
Redmond 2
Seoul 2
Tallinn 2
Trumbull 2
Algiers 1
Bologna 1
Brussels 1
Budapest 1
Chiusi 1
Cottbus 1
Dijon 1
Ferrara 1
Hendon 1
Istanbul 1
Mountain View 1
Naaldwijk 1
Nantong 1
Palermo 1
Pianoro 1
Redwood City 1
Saint Petersburg 1
San Mateo 1
Schaan 1
Taipei 1
Totale 3.807
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Nome #
Human and constructive proof of combinatorial identities: an example from Romik 175
Playing with some identities of Andrews 172
Sums of reciprocals of the central binomial coefficients 158
Some inverse limit approaches to the Riordan group 131
Arithmetic into geometric progressions through Riordan arrays 111
DIRECTED COLUMN-CONVEX POLYOMINOES BY RECURRENCE RELATIONS 103
Some statistics on Dyck paths 101
A uniform model for the storage utilization of B-tree-like structures 98
Data Mining models for student careers 98
The Motzkin family 97
The random generation of underdiagonal walks 96
A CHARACTERIZATION OF BINARY SEARCH NETWORKS 96
Modified Binary Searching for Static Tables 94
Combinatorial sums and implicit Riordan arrays 92
Waiting patterns for a printer 91
Lagrange inversion: when and how 88
The random generation of directed animals 87
THE RANDOM GENERATION OF UNDERDIAGONAL WALKS 86
An analysis of a simple algorithm for random derangements 86
Binary words excluding a pattern and proper Riordan arrays 85
Average case analysis for a simple compression algorithm 84
Combinatorial inversions and implicit Riordan arrays 83
Modified binary searching for static tables 82
Algebraic aspects of some Riordan Arrays related to binary words avoiding a pattern 82
Left-inversion of combinatorial sums 81
Underdiagonal lattice paths with unrestricted steps 81
Identities induced by Riordan arrays 80
Fountains and histograms 80
Strip Tiling and Regular Grammars 79
A strip-like tiling algorithm 79
A strip-like tiling algorithm 79
Optimal selection of secondary indexes 79
Level generating trees and proper Riordan arrays 76
Algebraic aspects of some Riordan arrays related to binary words avoiding a pattern 75
Polyominoes defined by their vertical and horizontal projections 75
A System for Algorithms' Animation 74
An algebra for proper generating trees 73
Negation of binomial coefficients 71
Complementary Riordan arrays 68
Proving a class of hypergeometric identities by means of generating functions 67
Mixed succession rules: the commutative case 65
Waiting patterns for a printer 62
The Area Determined by Underdiagonal Lattice Paths 62
Tablatures for Stringed Instruments and Generating Functions 60
The Cauchy numbers 60
q-Analogs of Riordan Arrays 60
Sequence characterization of Riordan arrays 59
DENOMBREMENT DES COUPLES DE VECTEURS DEFINISSANT DES POLYOMINOS 57
An algorithm for proving identities with Riordan transformations 55
THE TENNIS BALL PROBLEM 52
A Riordan array proof of a curious identity 51
C-finite sequences and Riordan arrays 48
The method of coefficients 47
On some alternative characterization of Riordan arrays 46
Comparing examination results and courses evaluation: a data mining approach 46
The Akiyama - Tanigawa Transformation 44
An algebraic approach to solve a class of combinatorial sums 42
An algebraic-combinatorial approach for studying coloured Dyck-Schroder paths 41
Characterization of Riordan Arrays by Special Sequences 40
Analyzing paths in a student database 39
Data mining for a student database 38
Lagrange statistics on Dyck paths 36
Orthogonal Polynomials 33
Sequential patterns analysis in a student database 31
Combinatorial Sums and Inversions 31
The relevant prefixes of coloured Motzkin words 30
Extraction of Coefficients and Generating Functions 30
Generalized Riordan Arrays 30
LA HAUTEUR DES POLYOMINOS DIRIGES VERTICALEMENT CONVEXES 29
Introduction 29
The Riordan Group 22
Extensions of the Riordan Group 21
Riordan arrays methods for combinatorial identities generation 17
Totale 5.106
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Categoria #
all - tutte 16.131
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 16.131
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/2020930 0 86 15 107 109 133 110 139 102 43 77 9
2020/2021630 57 29 67 53 16 91 9 71 54 90 43 50
2021/2022484 9 42 35 2 20 14 34 22 26 8 115 157
2022/20231.288 142 193 53 84 143 232 178 80 136 4 27 16
2023/2024423 33 47 84 17 17 86 24 35 1 12 53 14
2024/2025138 93 45 0 0 0 0 0 0 0 0 0 0
Totale 5.106