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:
Noun1.natural logarithm - a logarithm to the base e
logarithm, log - the exponent required to produce a given number