Here is the ellipsoid x^2/25 ^ y^2/16 +z^2/4=1, labeled with its equation. There is a second .stl file showing the surface without the equation. This model was designed and printed by my WLU summer research student Emily Jaekle ('16). This object was made on a MakerBot2X. We used the following settings: 2 shells 0.20mm layer height 10% infill (hexagonal pattern) Color matched supports Raft on It is essential to have a raft. The first time we printed this object, it fell over mid-print!