since the advent of digital calculators, the methods of calculation using logarithms have become obsolete, however the concept of logarithms continues to be used in many area of mathematics. The notat...since the advent of digital calculators, the methods of calculation using logarithms have become obsolete, however the concept of logarithms continues to be used in many area of mathematics. The notation above would be read as "log to the base b of N equals x means that b to the x power equals N." In this section we will focus mainly on becoming familiar with this notation.