Abstract
We investigate the relationship between the existence of directional derivatives for cone-convex functions with values in a Banach space $Y$ and isomorphisms between $Y$ and $c_0$.
Citation
Krzysztof Leśniewski. "On directional derivatives for cone-convex functions." Topol. Methods Nonlinear Anal. 53 (2) 683 - 695, 2019. https://doi.org/10.12775/TMNA.2019.017