Sekinan Data: Karcevskij conjecture 1928 and Kawamata conjecture 2002

Sekinan Data: Karcevskij conjecture 1928 and Kawamata conjecture...:   Karcevskij conjecture 1928 and Kawamata conjecture 2002   TANAKA Akio Sergej Karcevskij declared a conjecture for language's asymmetri...