Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsApproximating Continuous Functions with Haar Approximationshttp://demonstrations.wolfram.com/ApproximatingContinuousFunctionsWithHaarApproximations/]]>http://demonstrations.wolfram.com/ApproximatingContinuousFunctionsWithHaarApproximations/