We prove an approximation theorem in generalized Sobolev spaces with variable exponent and we give an application of this approximation result to a necessary condition in the calculus of variations.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-am41-2-4, author = {Elhoussine Azroul and Meryem El Lekhlifi and Badr Lahmi and Abdelfattah Touzani}, title = {On a necessary condition in the calculus of variations in Sobolev spaces with variable exponent}, journal = {Applicationes Mathematicae}, volume = {41}, year = {2014}, pages = {165-174}, zbl = {1320.46025}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-am41-2-4} }
Elhoussine Azroul; Meryem El Lekhlifi; Badr Lahmi; Abdelfattah Touzani. On a necessary condition in the calculus of variations in Sobolev spaces with variable exponent. Applicationes Mathematicae, Tome 41 (2014) pp. 165-174. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-am41-2-4/