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Natural logarithm

Revision as of 13:16, 18 August 2006 by Joml88 (talk | contribs)
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The natural logarithm, denoted $\ln$, is the logarithm with base e. Thus $\ln(x) = \log_e(x).$

Calculus definition

In calculus, the natural logarithm is defined such that $\ln(x) = \int_1^x \frac 1x \ dx$.

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