logarithm

Definition from Wiktionary, the free dictionary
Jump to: navigation, search

English[edit]

Wikipedia has an article on:

Wikipedia

Pronunciation[edit]

  • (US) IPA(key): /ˈlɑ.gə.ɹɪ.ð(ə)m/

Etymology[edit]

From New Latin logarithmus, term coined by Scot mathematician John Napier from Ancient Greek λόγος (logos, word, reason) and ἀριθμός (arithmos, number).

Noun[edit]

logarithm (plural logarithms)

  1. (mathematics) 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 and \log_2 16 = 4 because 2^4 = 16.
    For a currency which uses denominations of 1, 2, 5, 10, 20, 50, 100, 200, 500, 1000, etc., each jump in the base-10 logarithm from one denomination to the next higher is either 0.3010 or 0.3979.

Translations[edit]

Synonyms[edit]

Derived terms[edit]

Anagrams[edit]

See also[edit]