Stop the war!
Остановите войну!
for scientists:
default search action
"Problem 11162."
Paolo Perfetti (2005)
- Paolo Perfetti:
Problem 11162. Am. Math. Mon. 112(6): 567 (2005)
manage site settings
To protect your privacy, all features that rely on external API calls from your browser are turned off by default. You need to opt-in for them to become active. All settings here will be stored as cookies with your web browser. For more information see our F.A.Q.