Abstract
Some theorems on radial segments is studied for ring domains bounded by
Open AccessCovering of radial segments for domains bounded by
Covering of radial segments for domains bounded by k
Received15 Jan 1991
Revised10 May 1991
Copyright
Copyright © 1991 Hindawi Publishing Corporation. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.