logarithmic function

noun

, Mathematics.

1. a function defined by y = log bx, especially when the base, b, is equal to e, the base of natural logarithms.

logarithmic function

noun

1. 1. the mathematical function y = log x
   2. a function that can be expressed in terms of this function

Word History and Origins

Origin of logarithmic function¹

First recorded in 1945–50