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Market information: US federal judge blocked Kroger's $24.6 billion acquisition of Albertsons.South Korea's unemployment rate in November was 2.7%, expected to be 2.7%, and the previous value was 2.70%.Brent crude oil futures closed at $72.19 a barrel, up 0.07%.

Trump said that he chose Andrew Feargus, Commissioner of the US Federal Trade Commission (FTC), as the FTC chairman.Chile's national copper company said that copper production reached 127,900 tons in October.More than 7,500 people who disappeared during the war in Bosnia and Herzegovina are still missing. On the 10th, Djudria, chairman of the Board of Directors of the Institute of Missing Persons in Bosnia and Herzegovina, said that there are still more than 7,500 people missing during the war in Bosnia and Herzegovina. Gyudria said that 35,000 people disappeared during the Bosnia-Herzegovina war, and about 80% of the remains have been found and identified. However, after more than 30 years, it is a great challenge to interpret satellite images from a technical and professional perspective, which leads to the slow progress in finding missing persons. She said that only by finding the missing person can we talk about real reconciliation and the healing of historical wounds. (Xinhua News Agency)

The three major European stock indexes closed down across the board. The German DAX index fell 0.08% to 20329.16 points, the French CAC40 index fell 1.14% to 7394.78 points, and the British FTSE 100 index fell 0.86% to 8280.36 points.AI can solve partial differential equations thousands of times faster than before, and partial differential equations play an important role in engineering and science. In a recent study, scientists from Johns Hopkins University in the United States have developed a new artificial intelligence (AI) model called "Differential Mapping Operator Learning" (DIMON), which can solve complex partial differential equations on personal computers, thousands of times faster than before, and is expected to "show its talents" in the fields of aerospace, automobiles and medicine. Related papers were published in the journal Nature Computational Science published on the 9th. (Science and Technology Daily)Trump said that he chose Andrew Feargus, Commissioner of the US Federal Trade Commission (FTC), as the FTC chairman.