We obtain Lusin type theorem showing that after extracting an open set of an arbitrary small measure one can apply the variant of convex integration theory dealing with quasiconvex hulls of sets. The result is applied to the existence theory of approximate solutions of the PDI: Du∈KDu\in K.

Contact details are reproduced from the original publication and may be historical.

Agnieszka Kałamajska

Institute of Mathematics, Warsaw University, ul. Banacha 2, 02-097 Warszawa, Poland

kalamajs@mimuw.edu.pl
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A. Kałamajska. “Lusin Type Theorem with Convex Integration and Quasiconvex Hulls of Sets.” Journal of Convex Analysis 16 (2009), No. 1, 227–237. https://doi.org/10.68381/jca16012