18 декабря в МИАН будет лекция для учителей Николая Николаевича Андреева о сходствах и различиях трех геометрий (евклидовой, сферической, геометрии Лобачевского)
18 декабря в МИАН будет лекция для учителей Николая Николаевича Андреева о сходствах и различиях трех геометрий (евклидовой, сферической, геометрии Лобачевского)
BY Непрерывное математическое образование
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In December 2021, Sebi officials had conducted a search and seizure operation at the premises of certain persons carrying out similar manipulative activities through Telegram channels. Now safely in France with his spouse and three of his children, Kliuchnikov scrolls through Telegram to learn about the devastation happening in his home country. "For Telegram, accountability has always been a problem, which is why it was so popular even before the full-scale war with far-right extremists and terrorists from all over the world," she told AFP from her safe house outside the Ukrainian capital. For Oleksandra Tsekhanovska, head of the Hybrid Warfare Analytical Group at the Kyiv-based Ukraine Crisis Media Center, the effects are both near- and far-reaching. Such instructions could actually endanger people — citizens receive air strike warnings via smartphone alerts.
from nl
