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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 [′nach·rəl ′läg·ə‚rith·əm]
(mathematics)
logarithm
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.
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To improve comparative analysis, the long-term trends are based on the natural logarithm of the index measures.
Productivity trends in business cycles: a visual essay by Chernousov, Michael; Fleck, Susan E.; Glaser, John / Monthly Labor Review
As has been shown in other viral pathogens, maternal antibody titers are assumed to follow a normal distribution after natural logarithm transformation and to experience a constant exponential decay over time after an infant's birth (1,12).
Enterovirus 71 maternal antibodies in infants, Taiwan by Luo, Shu-Ting; Chiang, Pai-Shan; Chao, An-Shine; Liou, Guan-Yuan; Lin, Reyin; Lin, Tzou-Yien; Lee, M / Emerging Infectious Diseases
An interesting irrational number from the exponential series, e is the base of all natural logarithms," the Indian expatriate from Abu Dhabi said.
Why do maths geeks clamour for their slice of Pi? Go figure! by Gulf News (United Arab Emirates)
 
 
 
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