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Logarithm

Logarithm

WordNet



noun


(1)   The exponent required to produce a given number
Wiktonary



Etymology


From , term coined by Scot mathematician John Napier from and .

Noun



  1. For a number x, the power to which a given base number must be raised in order to obtain x. Written \log_b x. For example, \log_{10} 1000 = 3 because 10^3 = 1000.