https://www.zhuzhugst.com/ 2026-04-26T10:43:34+00:00 https://www.zhuzhugst.com/ https://www.zhuzhugst.com/lib/exe/fetch.php?media=logo.png text/html 2026-04-24T13:41:40+00:00 张叶安 (midas@undisclosed.example.com) https://www.zhuzhugst.com/doku.php?id=%E6%95%B0%E5%AD%A6%E5%88%86%E6%9E%90:%E7%89%9B%E9%A1%BF%E6%97%B6%E4%BB%A3%E7%9A%84%E5%BE%AE%E7%A7%AF%E5%88%86&rev=1777038100&do=diff 庄子曰：“一尺之棰，日取其半，万世不竭。” 现在有一小球，在2s内匀速走了4m，可知其平均速度为$4\mathrm{m}/2\mathrm{s}=2 \mathrm{m} /\mathrm{s}$,那么如何求其在初始时刻的瞬时速度呢。 我们使用眼球技术可以得知其瞬时速度也为$2 \mathrm{m} /\mathrm{s}$，然而要怎么准确的描述这一数值。$4/{2^{n}}$$2/{2^{n}}$$c2^t$$2^t$$\Sigma 2^t$$\Sigma 2^t \cdot 0.01$$c=4/(\Sigma 2^t$$c=4/3 \ln 2 = 0.924196$ text/html 2026-04-23T14:51:19+00:00 张叶安 (midas@undisclosed.example.com) https://www.zhuzhugst.com/doku.php?image=%E6%95%B0%E5%AD%A6%E5%88%86%E6%9E%90%3Ahistory_of_the_method_of_fluxions_normalized_.pdf&ns=%E6%95%B0%E5%AD%A6%E5%88%86%E6%9E%90&rev=1776955879&tab_details=history&media_do=diff&do=media <img 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