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natural logarithm
(redirected from Natural logarithms)

   Also found in: Financial, Encyclopedia, Wikipedia, Hutchinson 0.09 sec.
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
Noun
a logarithm which has the irrational number e as a base

natural logarithm
A logarithm using base e. Natural logarithms are common in mathematics, especially in cases involving complex numbers. They are also called Napierian logarithms, after their inventor, English mathematician John Napier (1550-1617). See more at e. Compare common logarithm.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.natural logarithm - a logarithm to the base e
logarithm, log - the exponent required to produce a given number


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