What is a common logarithm?

Answer 1

Logarithms can be taken to any base.

Common logarithms are logarithms taken to base 10; it is sometimes abbreviated to lg.

Natural logarithms are logarithms taken to base e (= 2.71828....); it is usually abbreviated to ln.

Answer 2

The common logarithm is a logarithm with base 10; the value, X, of the common logarithm (log) of a number , N, is such that10 raised to the X power = N;For example if N = 100 then 10 to the X power = 100; X = 2

Answer 3

It is the logarithm calculated to base 10.

Answer 4

That refers to the base-10 logarithm.