3 problems

Let $\mu,\mu_n\in {\rm \bf P}(\mathbb{R})$, where $n\in\mathbb{N}$, and let $\{k_n\}_{n\geq1}$ be a sequence of strictly increasing natural numbers. Monotone Khintchine conjecture.…

Let ${\rm \bf ID}(\rhd)$ denote the class of monotonically infinitely divisible probability measures on $\mathbb{R}$, and equip the space of probability measures with the weak topo…

Let ${\rm \bf Univ}(\mathbb{R})$ be the class of probability measures on $\mathbb{R}$ with univalent Cauchy transforms, and let ${\rm\bf IA}(\rhd)$ be the class of weak limits of m…