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 ...

THIS is an ingenious work, and would have suited the “fantastical” Armado (“I am ill at reckoning; it fitteth the spirit of a tapster”). By the aid of 1759 figures only the user of it is able to ...