Move the Rounded tetrahedron with the mouse. The surface is given by T[u_,v_]:={Sin[v] Sin[u/2],Cos[v] Cos[u/2],Cos[u]} and was suggested by R. Yeh

BACK
(Don't use the browser back button (there is a bug in some browsers)

Made with Java code from LiveGraphics3D . It is based on Mathematica 3DGraphics. The source code, written to produce the surface.