H4Y4P3E1R1S1U1R1F4A1C3E1S1
26 points
HYPERSURFACES is validvalid
HYPERSURFACE, [n]
HYPERSURFACE, a figure that is the analogue in hyperspace of a surface in three-dimensional space [n]
HYPERSURFACE, [n]
HYPERSURFACE, a figure that is the analogue in hyperspace of a surface in three-dimensional space [n]