by Alexm <amcwill417@[EMAIL PROTECTED]
>
Mar 19, 2008 at 08:28 AM
On Mar 19, 9:26=A0am, Frederick Williams <"Frederick
Williams"@[EMAIL PROTECTED]
> wrote:
> Alexm wrote:
>
> > A closed curve C (such as an ellipse, for example) is in a plane P.
> > C is such that there exists at least one point in P from which one can
> > draw radii to every point on C without crossing C. =A0Does this type
of
> > C have a (known)special name?
>
> > AlexM
>
> Boundary of a star domain. =A0P is called a star centre.
>
> Seehttp://en.wikipedia.org/wiki/Star_domain.
>
> --
> Remove "antispam" and ".invalid" for e-mail address.
Thanks for the reply and lucid reference. At first sight this fits
perfectly with what I have in mind.
AlexM
