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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
909 148 6
Downloads per country

United States of America 156 (17%)
China 140 (15%)
Sweden 107 (12%)
Germany 83 (9%)
France 28 (3%)
Turkiye 22 (2%)
United Kingdom of Great Britain and Northern Ireland 22 (2%)
Canada 22 (2%)
India 19 (2%)
Taiwan (China) 18 (2%)
Unknown 17 (2%)
Italy 16 (2%)
Russian Federation 16 (2%)
Spain 16 (2%)
Hong Kong (China) 16 (2%)
Netherlands (Kingdom of the) 15 (2%)
Japan 13 (1%)
Brazil 12 (1%)
Ukraine 9 (1%)
Israel 9 (1%)
Mexico 8 (1%)
Saudi Arabia 8 (1%)
Bangladesh 7 (1%)
Australia 6 (1%)
Switzerland 6 (1%)
Morocco 6 (1%)
South Korea 5 (1%)
Iran 5 (1%)
Austria 5 (1%)
Hungary 4 (0%)
Greece 4 (0%)
Norway 4 (0%)
Viet Nam 4 (0%)
South Africa 4 (0%)
Philippines 4 (0%)
Rwanda 4 (0%)
Algeria 4 (0%)
Belgium 3 (0%)
Bulgaria 3 (0%)
Singapore 3 (0%)
Indonesia 3 (0%)
Portugal 3 (0%)
Czechia 3 (0%)
Ethiopia 3 (0%)
Colombia 3 (0%)
Egypt 2 (0%)
Denmark 2 (0%)
Peru 2 (0%)
Slovakia 2 (0%)
Slovenia 2 (0%)
Finland 2 (0%)
United Arab Emirates 2 (0%)
Chile 2 (0%)
Serbia 2 (0%)
Poland 2 (0%)
Bolivia 2 (0%)
Albania 2 (0%)
Romania 1 (0%)
New Zealand 1 (0%)
Lebanon 1 (0%)
Ecuador 1 (0%)
Venezuela 1 (0%)
Kazakhstan 1 (0%)
European Union location 1 (0%)
Azerbaijan 1 (0%)
Afghanistan 1 (0%)
Latvia 1 (0%)
Mauritius 1 (0%)
Nicaragua 1 (0%)
Argentina 1 (0%)
Malaysia 1 (0%)
Cyprus 1 (0%)
Ireland 1 (0%)
Bosnia and Herzegovina 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 fulltexts. Efforts have been made to exclude downloads by robots and track irregular download activities.

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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
Thu Jun 12 08:37:01 2025