We discuss conditions that ensure existence of radial limits a.e. forharmonic functions de ned on the unit disc $D$ and give an exampleof a Banach-valued harmonic function without radial limits at almostevery point of the boundary of $D$:
@article{245, title = {On the existence of radial limits}, journal = {Tatra Mountains Mathematical Publications}, volume = {55}, year = {2013}, doi = {10.2478/tatra.v58i0.245}, language = {EN}, url = {http://dml.mathdoc.fr/item/245} }
Guzmán-Partida, Martha; Robles-Corbala, Carlos. On the existence of radial limits. Tatra Mountains Mathematical Publications, Tome 55 (2013) . doi : 10.2478/tatra.v58i0.245. http://gdmltest.u-ga.fr/item/245/