The lower semicontinuity of functionals of the type with respect to the -weak* topology is studied. Moreover, in absence of lower semicontinuity, an integral representation in for the lower semicontinuous envelope is also provided.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-bc101-0-15, author = {Ana Margarida Ribeiro and Elvira Zappale}, title = {Lower semicontinuous envelopes in $W^{1,1} $\times$ L^{p}$ }, journal = {Banach Center Publications}, volume = {102}, year = {2014}, pages = {187-206}, zbl = {1293.49029}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc101-0-15} }
Ana Margarida Ribeiro; Elvira Zappale. Lower semicontinuous envelopes in $W^{1,1} × L^{p}$ . Banach Center Publications, Tome 102 (2014) pp. 187-206. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc101-0-15/