Logarithms are a common idea today, even though we don’t use them as often as we used to. After all, one of the major uses of logarithms is to simplify computations, and computers do that just fine ...

What they are: A logarithm is the exponent you raise a base to in order to get a number, acting as the inverse of exponentiation. Why they matter: They simplify multiplication, division, and roots ...

IT is refreshing to come across a set of mathematical tables that are original in construction and use. Thus all that need be said of Mr. Castle's tables (i) is that they seem to contain what the ...

Those learning and using mathematics have long consulted tables of numbers. The ancient Babylonians used clay tablets for this purpose. Papyrus, parchment, and paper all proved suitable for recording ...

THE object of the authors of this volume of mathematical tables is “to supply a comprehensive set of tables of the numerical values of the elementary functions which are in constant use in mathematics ...