Fig. 8.
Starting configurations for the path-following trials: (a) initially straight and (b) initially bent with respect to the direction of the gravity vector.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.