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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Stocks closed in the red Friday as investors weighed upbeat remarks from Russian President Vladimir Putin about diplomatic discussions with Ukraine against a weaker-than-expected print on U.S. consumer sentiment. And while money initially moved into stocks in the morning, capital moved out of safe-haven assets. The price of the 10-year Treasury note fell Friday, sending its yield up to 2% from a March closing low of 1.73%. Some privacy experts say Telegram is not secure enough One thing that Telegram now offers to all users is the ability to “disappear” messages or set remote deletion deadlines. That enables users to have much more control over how long people can access what you’re sending them. Given that Russian law enforcement officials are reportedly (via Insider) stopping people in the street and demanding to read their text messages, this could be vital to protect individuals from reprisals. Ukrainian President Volodymyr Zelensky said in a video message on Tuesday that Ukrainian forces "destroy the invaders wherever we can."
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