Introduction of definite integrals

Description
Definition of definite integrals is explained with the help of few examples. Interpretation of integration as to find 'the area under a curve' that is cumulative sum is analysed in this lecture. The general procedure of definite integration viz, Riemann sum is discussed.
Prof. Haynes Miller, Maths,18.01 Single Variable Calculus, Fall 2006: 16. Definite Integrals, Massachusetts Institute of Technology: MIT OpenCourseWare),http://ocw.mit.edu (Accessed July,9,2011). License: Creative Commons BY-NC-SA:http://ocw.mit.edu/terms/#cc