This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
He discovers logarithm and also invented napier bones for the calculation of product and quotients of numbers.
thank ypu
But i really wanted to answer :(