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计算还是实验

“九章”实现的是计算还是实验？

支持涂院士的观点。

两杯水混一下，测个温度，是实验，算出温度，是计算。哪个快？

数学计算和物理实验都是模拟，如果能用实验模拟代替计算模拟，效率就大大不同。或许这就是宇宙为什么设计成物理的而不是计算的缘故吧。

appending a new report in 2022:

Making computer chips act more like brain cells