Несколько месяцев назад Tran Quang Hung придумал классную задачу и прислал ее мне, сказав, что Алексей Заславский придумал к ней счетное решение в барицентрических координатах. Я ему в ответ послал относительное геометрическое решение...
Сейчас автор планирует опубликовать ее на аопсе, так что я не вижу препятствий к публикации у себя на канале.
Шалтай-Болтайная ось треугольника ABC отрезает от него треугольник ADE. Докажите, что Шалтай-Ботайная ось ADE параллельна BC.
Несколько месяцев назад Tran Quang Hung придумал классную задачу и прислал ее мне, сказав, что Алексей Заславский придумал к ней счетное решение в барицентрических координатах. Я ему в ответ послал относительное геометрическое решение...
Сейчас автор планирует опубликовать ее на аопсе, так что я не вижу препятствий к публикации у себя на канале.
Шалтай-Болтайная ось треугольника ABC отрезает от него треугольник ADE. Докажите, что Шалтай-Ботайная ось ADE параллельна BC.
Ukrainian forces have since put up a strong resistance to the Russian troops amid the war that has left hundreds of Ukrainian civilians, including children, dead, according to the United Nations. Ukrainian and international officials have accused Russia of targeting civilian populations with shelling and bombardments. "He has kind of an old-school cyber-libertarian world view where technology is there to set you free," Maréchal said. The company maintains that it cannot act against individual or group chats, which are “private amongst their participants,” but it will respond to requests in relation to sticker sets, channels and bots which are publicly available. During the invasion of Ukraine, Pavel Durov has wrestled with this issue a lot more prominently than he has before. Channels like Donbass Insider and Bellum Acta, as reported by Foreign Policy, started pumping out pro-Russian propaganda as the invasion began. So much so that the Ukrainian National Security and Defense Council issued a statement labeling which accounts are Russian-backed. Ukrainian officials, in potential violation of the Geneva Convention, have shared imagery of dead and captured Russian soldiers on the platform. "Markets were cheering this economic recovery and return to strong economic growth, but the cheers will turn to tears if the inflation outbreak pushes businesses and consumers to the brink of recession," he added. 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.
from sa
