Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsRational Function Graphshttp://demonstrations.wolfram.com/RationalFunctionGraphs/]]>http://demonstrations.wolfram.com/RationalFunctionGraphs/Extreme Value Theoremhttp://demonstrations.wolfram.com/ExtremeValueTheorem/]]>http://demonstrations.wolfram.com/ExtremeValueTheorem/Polynomial Graph Generatorhttp://demonstrations.wolfram.com/PolynomialGraphGenerator/]]>http://demonstrations.wolfram.com/PolynomialGraphGenerator/Simple Rational Functionshttp://demonstrations.wolfram.com/SimpleRationalFunctions/]]>http://demonstrations.wolfram.com/SimpleRationalFunctions/