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math.MG2022
Singular valuations and the Hadwiger theorem on convex functions
Jonas Knoerr
We give a characterization of smooth, rotation and dually epi-translation invariant valuations and use this result to obtain a new proof of the Hadwiger theorem on convex functions…
math.MG2022★ 5 cited
Equivariant Endomorphisms of Convex Functions
Georg C. Hofstätter, Jonas Knoerr
Characterizations of all continuous, additive and -equivariant endomorphisms of the space of convex functions on a Euclidean space , of the subspace o…