natural logarithm

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natural logarithm

a logarithm to the base e (see e (sense 1)). Usually written loge or ln

Natural Logarithm

 

a logarithm whose base is the number e = 2.71828 .... The first tables of natural logarithms of numbers from 1 to 1,000 were published by the British mathematician J. Speidell in New Logarithmes (1619). The name “natural logarithm” is due to the German scientist N. Mercator (1668). The natural logarithm of the number N is denoted by In N.

natural logarithm

[′nach·rəl ′läg·ə‚rith·əm]
(mathematics)
References in periodicals archive ?
The results confirm that all the panel series are nonstationary except natural log of stock traded at level whereas at first difference all the panel series are stationary.
Variation in the natural log of ECi:5 was most affected (P < 0.
Now taking the natural log of both sides of equation (1)," and differentiating with respect to t, we obtain
To ease interpretation of the final model results, all continuous independent variable values were also converted to their natural log form, creating double-log models.
Specifically, we compare two-stage least squares (2SLS) on costs and the natural log of costs (log-2SLS), CF methods in the context of generalized linear models employing the Gamma family of distributions, including the specific case of 2SRI, and a parametric model of Gamma distributed costs estimated using FIMSL.
MV3, additionally adjusted for the natural log of CRP, family history of premature MI, and Hb A1c among diabetics.
where the dependent variable is Ln(Revenue per square foot)--the natural log of specialty retail/F&B gross revenue per square foot; [[alpha].
Cointegration tests, employing the Johansen procedure, are conducted on real M1 and also on real M2 (in their natural logs), as the dependent variable, real GDP (in natural log form), and one of the nominal interest rate variables (3-month T-bill rate / yield on 10-year T-note) as the right-hand side variables.
If your data represent a change in performance (as shown in the spreadsheets) and the effects are more than a few percent, you should enter the change in 100* the natural log of the performance scores, not the actual percent changes.
Descriptive Statistics of Indicators Influencing Team Values Variable Operationalization Mean Minimum Maximum Log value Natural log of the 18.
The model assumes that the natural log of future asset values is distributed as: