Department of Mathematics & Statistics, University of Arkansas at Little Rock, Little Rock, AR 72204, USA
Copyright © 2009 Eric R. Kaufmann. 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.
Let 𝕋 be a periodic time scale with period such that , and . Assume each is dense. Using Schaeffer's theorem, we show that the impulsive dynamic equation where , , and is the -derivative on 𝕋, has a solution.