At center, a minimal surface which is unsensuously named the Chen-Gackstatter surface (it's like an Enneper surface with handles). Surrounding, smooth shapes that help you feel the topology.
Because of the interlocking parts Shapeways can't print this design in steel, so I'll continue to offer it here.
steel with bronze finish
1½” long
Backordered
1½” long
Backordered