The integration of the Chen-Attractor gives different results for different step widths. The starting conditions in this example were found by playful exploration. After an initial emitting phase with a pretty dense trajectory the front approaches a bifurcation point and chaos will predominate from then on. Refresh the page to restart the animation. Drag to move the camera around. - Half a million particles updated every frame, using the computing power of the GPU with WebGL shaders.