Abstract
We study the class of compact convex subsets of a topological vector space which admit a strictly convex and lower semicontinuous function. We prove that such a compact set is embeddable in a strictly convex dual Banach space endowed with its weak
∗ topology. In addition, we find many exposed points where a strictly convex lower semicontinuous function is continuous. As a consequence, every set in the above class is the closed convex hull of its exposed points.
Author information
Contact details are reproduced from the original publication and may be historical.

Luis Carlos García-Lirola
Dep. de Matemáticas, Facultad de Matemáticas, Universidad de Murcia, 30100 Espinardo-Murcia, Spain
luiscarlos.garcia@um.es
José Orihuela
Dep. de Matemáticas, Facultad de Matemáticas, Universidad de Murcia, 30100 Espinardo-Murcia, Spain
joseori@um.es
Matías Raja
Dep. de Matemáticas, Facultad de Matemáticas, Universidad de Murcia, 30100 Espinardo-Murcia, Spain
matias@um.esSuggested citation
L. C. García-Lirola, J. Orihuela, M. Raja. “Convex Compact Sets that Admit a Lower Semicontinuous Strictly Convex Function.” Journal of Convex Analysis 24 (2017), No. 3, 987–998. https://doi.org/10.68381/jca24059
Published by Heldermann Verlag, 2017. Rights now held by Banach Press.