Integration rule for algebraic rational functions.

Description
The partial fraction method is discussed here,which says first the rational fraction of polynomials should be expressed in simpler pieces so that the integration gets easy. Application of this method is shown by solving some problems.
Prof. David Jerison, Single Variable Calculus: 26. Partial Fractions, Massachusetts Institute of Technology: MIT OpenCourseWare),http://ocw.mit.edu (Accessed July 22,2011). License: Creative Commons BY-NC-SA:http://ocw.mit.edu/terms/#cc