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math.FA2023
Embeddings of infinite-dimensional spaces in the sets of norm-attaining Lipschitz functions
Geunsu Choi, Mingu Jung, Han Ju Lee +1
Motivated by the result of Dantas et. al. (2023) that there exist metric spaces for which the set of strongly norm-attaining Lipschitz functions does not contain an isometric copy…
math.FA2023
The Daugavet and Delta-constants of points in Banach spaces
Geunsu Choi, Mingu Jung
We introduce two new notions called the Daugavet constant and -constant of a point, which measure quantitatively how far the point is from being Daugavet point and -point and…