Logarithms were in use for hundreds of years until mechanical machines were able to calculate larger numbers in the late 19th century, and eventually, computers took over the task in the 20th century.

Discover what a log-normal distribution is, its financial applications, and how to calculate it, including using Excel for ...

A logarithm is a mathematical operation that determines how many times a certain number, called the base, is multiplied by itself to reach another number. Because logarithms relate geometric ...

Ordinary students of mathematics never learn to use logarithms properly, not so much owing to deficiency of explanation in the existing works as to the fact that they never meet in the course of ...

A chapter on methods of rough calculation, intended to verify the results obtained by the use of logarithms, forms a valuable addition to the book.