The limit of integral with root number n is found by mathematical formula lim. According to the relevant information of the query, the limit of the integral with the root number n is found by using the mathematical formula lim, which is specially used to find the integral with the root number n, calculus, a mathematical concept, is a branch of mathematics that studies the differential and integral of functions and related concepts and applications. It is a basic subject of mathematics, including limit, differential calculus, integral calculus and its application. Differential calculus includes the operation of derivative, which is a set of theories about the rate of change.