Publication
In this article we study some necessary and sufficient conditions for the existence of solutions in W-0(1,infinity) (Omega; Lambda(k)) of the differential inclusion d omega is an element of E a.e. in Omega where E subset of Lambda(k+1) is a prescribed set.
Joachim Stubbe, Luigi Provenzano, Paolo Luzzini
Bernard Dacorogna, David Valentin Strütt