logarithmic function

American

noun

Mathematics.

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

logarithmic function British

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of logarithmic function

First recorded in 1945–50

Example Sentences

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See Examples For:

logarithmic function

When the base of the logarithm function is 10, we call it the common logarithmic function and the base is not shown.

From Textbooks ● May 6, 2020

We know exponential functions and logarithmic function are very interrelated.

From Textbooks ● May 6, 2020

Figure 4.74 A power function grows at a faster rate than a logarithmic function.

From Textbooks ● Mar. 30, 2016

Therefore, it has an inverse function, called the logarithmic function with base b.

From Textbooks ● Mar. 30, 2016

The current through this ball coherer is, therefore, a logarithmic function of the potential difference between its ends, of the form and exhibits no discontinuity.

From Hertzian Wave Wireless Telegraphy by Fleming, John Ambrose

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023