A logarithm is the power which a certain number is raised to get another number. Before calculators and various types of complex computers were invented it was difficult for scientists and ...

Mark Arnold is currently at the University of Manchester Institute of Science and Technology (UMIST) on leave of absence from the University of Wyoming. He is the author or co-author of more than a ...

You may find this hard to believe, but there are people still alive today who once did their mathematical calculations by sliding sticks back and forth. No keypads, no batteries, no LEDs. Just sticks.

THE publication of these tables helps to mark a change in the use of logarithms, both for teaching and practical purposes. Nowadays most teachers use four-figure tables for teaching purposes, even in ...

PART IV. of this monumental work, the third to be published, gives the logarithms of numbers between 40,000 and 50,000. These were obtained by adding the logarithm of 0.5 to the logarithms of all the ...