>> "self-fertilizing polyhedron". (I dissected a >> compound word wrong.) Can anyone think of a polyhedron to fit this >> description? (The word I translated as "fertilizer" also means >> "manure".)
Any polyhedral surface whose inside is its outside would have difficulty keeping its pre-manure under proper constraint.
___________________________________________________________________ Tim Poston Institute of Systems Science, Nat. Univ. of Singapore sig = +--- (time is positive) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^