# natural logarithm

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## natural logarithm

n. Symbol ln
A logarithm in which the base is the irrational number e (= 2.71828 ... ). For example, ln 10 = loge10 = approximately 2.30258. Also called Napierian logarithm.

## natural logarithm

n
(Mathematics) a logarithm to the base e. Usually written loge or ln. Also called: Napierian logarithm Compare e1, common logarithm

## nat′ural log′arithm

n.
a logarithm having e as a base. Symbol: ln Also called Napierian logarithm. Compare common logarithm.

## natural logarithm

A logarithm whose base is the irrational number e. Natural logarithms are frequently used in calculus. See more at e. Compare common logarithm.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 natural logarithm - a logarithm to the base eNapierian logarithmlogarithm, log - the exponent required to produce a given number
References in periodicals archive ?
Tenure Natural log of number of years CEO in position; equals the difference between the year of observation and the year the CEO is in position Urban borrower Dummy variable that equals one if a borrowing firm is located within 100 miles of an urban center and zero otherwise Vega Change in CEO option portfolio for a 0.
Other than natural log of traded stocks (lnST), natural log of turnover ratio (lnTURNRA) and natural of remittances (lnREMIT), all other variables have mean larger than their standard deviation which means that all variables are under dispersed (dispersion is smaller than the mean value) while the three mentioned variables are over dispersed (dispersion is larger than the mean value).
Integral z-squared dz From 1 to the cube root of 3 Times the cosine of three pi over 9 Is natural log of the cube root of e.
This study will be looking at the natural log of the exchange rate.
Continuous variables (age, FEV1, and pack years) which were not normally distributed were transformed to their natural log.
The two most important factors explaining variation in the natural log of [EC.
In regression models with dependent variables scaled by net sales (average assets), the study used the natural log of total assets (net sales) to measure size so that both the size of assets and the size of sales were controlled for.
The main predictor variables are Natural log of Total Assets, Financial Leverage, Total Margin, Asset Turnover, Current Ratio, Working Capital To Total Assets, Days Cash On Hand, Days of Patient Receivables Outstanding, Fixed Asset Age, and Salary to Revenue.
Table 4: Levin-Lin-Chu panel unit root test Variables Panel 1 - EU 28 (P1 A: 1999-2013) t-star P>t Natural log of the per capita -5.
LBA t = Natural log of current year basmati area (000 hec)
In the regression model, factors that were associated with a higher natural log for the stillbirth rate included the natural log of the neonatal mortality rate (with each unit increase associated with a 0.
198 natural log units/mo and 24 individuals of other bird species of 0.

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