Point of cessation
A singular point on a plane curve at which the curve ends. A circle of sufficiently small radius and with centre at a point of cessation intersects the curve at only one point. E.g. for the curve $y=x\ln x$ the origin is the point of cessation (see Fig.).
Point of cessation. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Point_of_cessation&oldid=34229