The FTSE 100 index of blue-chip shares has extended its run of record, rising over the 10,900-point mark for the first time to reach 10,914 points.
Nature, Published online: 25 February 2026; doi:10.1038/s41586-026-10217-z
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去年，一名联邦法官解封了一批与版权诉讼相关的文件，总计超过 4000 页。外界由此看到的，不只是一家公司的秘密，而是整个 AI 行业在数据争夺战中的真实面目。
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Фото: Valentyn Ogirenko / Reuters
Games and physics simulations need to detect which objects are touching or overlapping. With nnn objects, checking every pair is O(n2)O(n^2)O(n2) comparisons, which gets expensive fast. A hundred objects means roughly 5,000 pair checks. A thousand means nearly 500,000.。业内人士推荐同城约会作为进阶阅读