HAVING been asked to give a short course of lectures to working men, which involved an account of logarithms and the slide-rule, I felt that, although not important, there would be some advantage in ...

ON the 23rd ult. you were good enough to publish for me a short account of a method of calculating a table of logarithms which any schoolboy might employ. I find that this method is described in a ...

There was a time not so long ago when calculators weren’t standard equipment for computations. The log() button did not exist, and some math had to be done by hand. John Napier and his logarithm ...