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natural logarithm
noun
, Mathematics.
- a logarithm having e as a base. : ln
natural logarithm
noun
- a logarithm to the base e. Usually written log e or ln Also calledNapierian logarithm Compare e common logarithm
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 eCompare common logarithm
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Word History and Origins
Origin of natural logarithm1
First recorded in 1810–20
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