Features of Mathematica
Features of Mathematica
不定期更新
\[N\left[\frac{\log (8)}{\log (2)}\right] \neq \left\lfloor N\left[\frac{\log (8)}{\log (2)}\right]\right\rfloor
\]
谨慎取整
Floor[3]
N[Log[8]/Log[2]]
Floor[N[Log[8]/Log[2]]]
3
3.
2
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