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US vaccination rates fall again as exemptions continue to rise, CDC data shows
CDC最新数据揭示美国疫苗接种率持续走低、豁免率攀升，官方却未发布详细报告。看清公共卫生风向，值得一读。
Again, the CDC did not publish a full report and instead simply put the data online.
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GPT-5.6 used a prompt to close a 30-year gap in convex optimization
GPT-5.6仅凭一条精心设计的prompt，成功破解凸优化领域30年未解难题，AI数学推理能力再获惊人突破。
Article URL: https://old.reddit.com/r/math/comments/1uxj3cy/after_openais_cdc_proof_announcement_gpt56_used_a/ Comments URL: https://news.ycombinator.…