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Base (Logarithm)

The number used to define a Logarithm, which is then written $\log_b$. The symbol $\log x$ is an abbreviation for $\log_{10} x$, $\ln x$ for $\log_e x$ (the Natural Logarithm), and $\lg x$ for $\log_2 x$.

See also e, Lg, Ln, Logarithm, Napierian Logarithm, Natural Logarithm

© 1996-9 Eric W. Weisstein