Stop the war!
Остановите войну!
for scientists:
default search action
"Ershov's Hierarchy of Real Numbers."
Xizhong Zheng, Robert Rettinger, Romain Gengler (2003)
- Xizhong Zheng, Robert Rettinger, Romain Gengler:
Ershov's Hierarchy of Real Numbers. MFCS 2003: 681-690
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.