Dacorogna, Bernard; Marcellini, Paolo Semicontinuité pour des intégrandes polyconvexes sans continuité des déterminants. (Semicontinuity for polyconvex integrands without continuity of determinants). (French) Zbl 0723.49007 C. R. Acad. Sci., Paris, Sér. I 311, No. 6, 393-396 (1990). Summary: To show the weak lower semicontinuity of multiple integrals of the calculus of variations, one usually proves the weak continuity of all the minors of the gradient matrix. We show that in some cases one can obtain the weak lower semicontinuity, although the minors are not weakly continuous. Cited in 1 ReviewCited in 19 Documents MSC: 49J45 Methods involving semicontinuity and convergence; relaxation Keywords:weak lower semicontinuity; multiple integrals; calculus of variations PDF BibTeX XML Cite \textit{B. Dacorogna} and \textit{P. Marcellini}, C. R. Acad. Sci., Paris, Sér. I 311, No. 6, 393--396 (1990; Zbl 0723.49007) OpenURL