© The London Mathematical Society
Lp – Lq Estimates for Parabolic Systems in Non-Divergence Form with VMO Coefficients
Technische Universität Darmstadt Fachbereich Mathematik, Schlossgartenstraße 7, D-64289 Darmstadt, Germany haller{at}mathematik.tu-darmstadt.de
Technische Universität Darmstadt Fachbereich Mathematik, Schlossgartenstraße 7, D-64289 Darmstadt, Germany heck{at}mathematik.tu-darmstadt.de
Technische Universität Darmstadt Fachbereich Mathematik, Schlossgartenstraße 7, D-64289 Darmstadt, Germany hieber{at}mathematik.tu-darmstadt.de
Received 13 September 2005.
Consider a parabolic NxN-system of order m on
n with top-order coefficients a
VMO
L
. Let 1 < p, q <
and let
be a Muckenhoupt weight. It is proved that systems of this kind possess a unique solution u satisfying
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m a
D
u and J = [0,
). In particular, choosing
= 1, the realization of A in Lp(
n)N has maximal Lp – Lq regularity. 