Natural Logarithm -- from Wolfram MathWorld

Natural Logarithm -- from Wolfram MathWorld

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日期:2025-10-08
The natural logarithm lnx is the logarithm having base e, where e=2.718281828.... (1) This function can be defined lnx=int_1^x(dt)/t (2) for x>0. This definition means that e is the unique number with the property that the area of the region bounded by th...看更多