prefuse.util.force
Interfaces 
Force
Integrator
Classes 
AbstractForce
CircularWallForce
DragForce
EulerIntegrator
ForceConfigAction
ForceItem
ForceSimulator
GravitationalForce
NBodyForce
NBodyForce.QuadTreeNode
NBodyForce.QuadTreeNodeFactory
RungeKuttaIntegrator
Spring
Spring.SpringFactory
SpringForce
WallForce