An algebraic surface of degree eight. The maximum number of ordinary double points known to exist on an octic surface is 168 (the Endraß octics), although the rigorous upper bound is 174.
The Endraß octics and oloid are examples of octic surfaces.
Octic Surface
See also
Algebraic Surface, Endraß Octic, Oloid, Ordinary Double PointExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Octic Surface." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/OcticSurface.html