

The level surfaces pictured here are periodic in three dimensions, and are solutions to equations composed of trigonometric functions.
See the equations for these surfaces on the accompanying page.
P ("Schwarz P") MPEG rotation VRML model  
D ("Diamond") MPEG rotation VRML model  
G ("Gyroid") MPEG rotation VRML model  
N ("Neovius") MPEG rotation VRML model  
W ("iWP") MPEG rotation VRML model  
P_W (P W Hybrid) MPEG rotation VRML model 