Volume 242, Issue 1

This issue is a translation of Problemy Matematicheskogo Analiza (Problems in Mathematical Analysis), No. 98, May 2019. Editorial Board of PMA: N. Uraltseva (Main Editor), N. Ivochkina, A. Laptev, B. Makarov, V. Maz’ya, V. Osmolovskii, B. Plamenevskii, G. Rozenblyum, D. Yafaev. Translated into English and edited by Tamara Rozhkovskaya. The issue is dedicated to Professor N.N. Uraltseva on the occasion of her 85th birthday.