We study possible Borel classes of sets of Fréchet subdifferentiability of continuous functions on reflexive spaces.
@article{bwmeta1.element.bwnjournal-article-doi-10_4064-ba55-3-2, author = {Ond\v rej Kurka}, title = {On Borel Classes of Sets of Fr\'echet Subdifferentiability}, journal = {Bulletin of the Polish Academy of Sciences. Mathematics}, volume = {55}, year = {2007}, pages = {201-209}, zbl = {1143.26007}, language = {en}, url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba55-3-2} }
Ondřej Kurka. On Borel Classes of Sets of Fréchet Subdifferentiability. Bulletin of the Polish Academy of Sciences. Mathematics, Tome 55 (2007) pp. 201-209. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-ba55-3-2/