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math.CA2024
On a generalized conjecture by Alzer and Matkowski
Włodzimierz Fechner, Marta Pierzchałka, Gabriela Smejda
We study a recent conjecture proposed by Horst Alzer and Janusz Matkowski concerning a bilinearity property of the Cauchy exponential difference for real-to-real functions. The ori…
math.OC2024
Two characterizations of quasiconvexity
Włodzimierz Fechner
We present two characterizations of quasiconvexity for radially semicontinuous mappings defined on a convex subset of a real linear space. As an application we obtain an extension…