The radix. A new way of making logarithms : This rule, by one hundred logarithms, constructs the logarithms to all numbers, from 1 to 100000000000000000000. To Twenty Places of Figures in each Logarithm. And also Numbers are found from the Logarithms, to the same Length of Twenty Places. After a most concise and easy Manner. With Their Application to the Involution of Powers, Extracting of Roots, &c. to the Extent of Twenty Figures. In five problems. By Robert Flower