摘要:
import mathmath.log1p(x)¶Return the natural logarithm of 1+x (base e). The result is calculated in a way which is accurate for x near zero.就是我们所说的ln 阅读全文
摘要:
import mathmath.log1p(x)¶Return the natural logarithm of 1+x (base e). The result is calculated in a way which is accurate for x near zero.就是我们所说的ln 阅读全文
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