Logarithms are most succinctly described as a shortcut in mathematics. For example, multiplication is basically a shortcut for addition and exponents are a shortcut for multiplication.

The ln key is used for calculations of the form log e x. This is called the natural logarithm. In mathematics the natural logarithm log e x is usually written as ln x.

Femcifrede Logaritmer og Antilogaritmer (Five Figure Tables of Logarithms and Anti-Logarithms). By A. K. Erlang. Udgivet ved (edited by) R. E. H. Rasmussen. Pp. 48.

We introduce a new class of sequences of the form $ {\mu _n} = \sum\limits_ {k = 1}^n {\frac {1} {k} + \ln ( {e^ {a/ (n + b)}}} - 1) - \ln a$ which converge to the Euler-Mascheroni constant γ. Being ...

Revise the laws of logarithms in order to solve logarithmic and exponential equations as part of Bitesize Higher Maths ...

Is computational science mathematics?; 400 years of logarithms; baking schemes Mathematics Magazine , pp. 79-80 (2 pages) Published By: Taylor & Francis, Ltd.