Section 4.1: Rational Functions Links (Click on the underlined link for extra practice with the topic.) Rational Functions This is an example of the best kind of link. It is easy to read, attractively presented, interactive, and goes a long way to teach you want you need to know in a very painless way. I highly recommend this site. http://id.mind.net/~zona/mmts/functionInstitute/rationalFunctions/rationalFunctions.html Asymptotes Horizontal: This is a rather complete discussion of horizontal asymptotes including examples, both static and interactive (© 1995-2001 Lawrence S. Husch and the University of Tennessee, Knoxville, Mathematics department. All rights reserved.): http://archives.math.utk.edu/visual.calculus/1/horizontal.5 2001 Lawrence S. Husch and the University of Tennessee, Knoxville, Mathematics department. All rights reserved.): Vertical: http://archives.math.utk.edu/visual.calculus/1/vertical.4/3.html Oblique: This is a short summary of oblique asymptotes: http://cs.gmu.edu/cne/modules/dau/calculus/limits/limits8_bdy.html Graphing Rational Functions This site uses asymptotes to graph a variety of rational functions: http://home.windstream.net/okrebs/page192.html Inventory Management A Google search of inventory management turns up roughly 10,000,000 links, and lit looks like most of these are about purchasing software to do the work of Example 7 automatically. History of Division by Zero http://www-history.mcs.st-andrews.ac.uk/HistTopics/Zero.html Bhaskaracharya Did you notice the Historical Perspective in this section? If you want some additional information, you can check out this site. http://www-history.mcs.st-andrews.ac.uk/Biographies/Bhaskara_II.html < Back to Section 1