logarithm (ˈlɒɡəˌrɪðəm) | |
—n | |
common logarithm See also natural logarithm Often shortened to: log the exponent indicating the power to which a fixed number, the base, must be raised to obtain a given number or variable. It is used esp to simplify multiplication and division: if a^{x} = M, then the logarithm of M to the base a (written log_{a}M) is x | |
[C17: from New Latin logarithmus, coined 1614 by John |
logarithm [%PREMIUM_LINK%] (lô'gə-rĭ'əm) Pronunciation Key The power to which a base must be raised to produce a given number. For example, if the base is 10, then the logarithm of 1,000 (written log 1,000 or log_{10} 1,000) is 3 because 10^{3} = 1,000. See more at common logarithm, natural logarithm. |