\textrm{Horizontal lines: } & |x| \leq a, \quad |y| = a, \quad |z| =a \\
2025年春节后“DeepSeek时刻”，让科技热点成为中国人春节的新节目。2026年中国科技巨头不惜在这个节点砸下上百亿元红包，试图复制曾经的狂欢，却未能如愿。
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Трамп пригрозил ударить по нефтяной инфраструктуре иранского острова02:37
Figure 1: Closing the Gap Between Verified and Unverified Software Engineering. Adapted from METR’s Time Horizon plot, including software verification benchmarks where AIs write code and then prove it correct. We plot only the time horizon for software implementation (not verification) for an an apples-to-apples comparison of how much functionality is implemented via each method of software development. lf-lean gives us an encouraging measurement of where verified software engineering capability is.