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Record
Title
Theme and variations on the 3N+1 problem
Type
Student Paper
Publ. year
2015
Author/s
Svensson, Nils
Department/s
Mathematics (Faculty of Sciences)
In LUP since
2015-11-11
Downloads

Total This Year This Month
1124 137 0
 Downloads per Country

United States of America
250 (22%)
China
159 (14%)
Sweden
114 (10%)
Germany
87 (8%)
France
34 (3%)
United Kingdom of Great Britain and Northern Ireland
31 (3%)
Canada
28 (2%)
India
24 (2%)
Turkiye
22 (2%)
Hong Kong (China)
22 (2%)
Taiwan (China)
19 (2%)
Netherlands (Kingdom of the)
19 (2%)
Brazil
18 (2%)
Russian Federation
18 (2%)
Spain
18 (2%)
Unknown
17 (2%)
Italy
17 (2%)
Japan
13 (1%)
Ukraine
10 (1%)
Singapore
9 (1%)
Saudi Arabia
9 (1%)
Israel
9 (1%)
Australia
8 (1%)
Mexico
8 (1%)
Bangladesh
8 (1%)
South Africa
7 (1%)
Switzerland
7 (1%)
Viet Nam
7 (1%)
Iran
6 (1%)
Morocco
6 (1%)
Latvia
6 (1%)
Algeria
5 (0%)
Czechia
5 (0%)
Austria
5 (0%)
South Korea
5 (0%)
Rwanda
4 (0%)
Hungary
4 (0%)
Norway
4 (0%)
Colombia
4 (0%)
Ethiopia
4 (0%)
Greece
4 (0%)
Philippines
4 (0%)
Ireland
3 (0%)
Belgium
3 (0%)
Egypt
3 (0%)
Bulgaria
3 (0%)
Indonesia
3 (0%)
Portugal
3 (0%)
Pakistan
3 (0%)
Bolivia
2 (0%)
Peru
2 (0%)
Serbia
2 (0%)
Chile
2 (0%)
Venezuela
2 (0%)
United Arab Emirates
2 (0%)
Finland
2 (0%)
Slovakia
2 (0%)
Iraq
2 (0%)
Slovenia
2 (0%)
Poland
2 (0%)
Romania
2 (0%)
Ecuador
2 (0%)
Albania
2 (0%)
Bosnia and Herzegovina
1 (0%)
Mauritius
1 (0%)
Afghanistan
1 (0%)
Argentina
1 (0%)
Cambodia
1 (0%)
Kazakhstan
1 (0%)
Seychelles
1 (0%)
Cyprus
1 (0%)
Nicaragua
1 (0%)
European Union location
1 (0%)
Lebanon
1 (0%)
Malaysia
1 (0%)
Azerbaijan
1 (0%)
New Zealand
1 (0%)
Zimbabwe
1 (0%)
Gibraltar
1 (0%)
Paraguay
1 (0%)
About
The download statistics shown here have been collected since the launch of LUP in October 2007 and are updated every night. Statistics are available for all records with open access full-texts. Efforts have been made to exclude downloads by robots and track irregular download activities.

About accessibility

Disclaimer
The information on downloads per country is based on the geolocation of IP addresses and may not be completely accurate. The statistics presented here may also change retroactively when the calculation process is improved to provide more accurate results.

Statistics Last Updated
2026-05-28 12:58:00