Cornu's spiral
Cornu's spiral
[′kȯr·nüz ¦spī·rəl] (mathematics)
A plane curve whose curvature is proportional to its arc length, and whose cartesian coordinates are given in parametric form by the Fresnel integrals. Also known as clothoid; Enler's spiral.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.