Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsInternal Force Calculation for a Continuous Beamhttp://demonstrations.wolfram.com/InternalForceCalculationForAContinuousBeam/]]>http://demonstrations.wolfram.com/InternalForceCalculationForAContinuousBeam/