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If the second argument is omitted, the logarithm with base e of the number passed as the first argument is calculated:
To make
How to Calculate the Logarithm of a Number
To calculatelog5 25:>>> import math
>>> math.log(25, 5)
2.0
If the second argument is omitted, the logarithm with base e of the number passed as the first argument is calculated:
>>> math.log(1000)
6.907755278982137
To make
log2 n and log10 25 there are specific and more precise functions:>>> math.log2(1000)
9.965784284662087
>>> math.log10(1000)
3.0
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