parabolic point[¦par·ə¦bäl·ik ′pȯint]
A point on a surface where the total curvature vanishes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.
a point of a surface at which the total curvature is zero. It is often assumed that at a parabolic point the surface has a contact of order one with its tangent plane. Points with higher order of contact are called flattening points.
The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.