original: in mathematics , a riemann sum is a method for approximating the total area underneath a curve on a graph , otherwise known as an integral .
simplifications: in mathematics , a riemann sum is a method for approximating the total area underneath a curve on a graph , otherwise known as an integral . in mathematics , a riemann sum is a method for approximating the total area underneath a curve on a graph , otherwise known as an integral . in math , a rieman sum is a way to estimate the area under a graph curve , known as an integral known as an integral in mathematics , a riemann sum is a method for approximating the total area underneath a curve on a graph . in math , a riemann sum is a way to approximate the are underneath a curve on a graph , also known as an integral . in mathematics , a riemann sum is a method for estimating the total area under a curve on a graph . it is also known as integral . an integral can be approximated by using the rieman sum . 1 . in mathematics , a riemann sum is a formula for estimating the total area below a curve on a graph , also called as an integral .