Livejournal
Log in
Post
Friends
My journal
niktoinikak
Об одной задаче Арнольда.
Jan 03, 2024 15:17
https://chesspro.ru/guestnew/looknullmessage/?themeid=49&id=25
http://www.abitura.com/mathematics/arnold_2.htm
Математика
Leave a comment
Read comments 7
Previous post
Next post
Up