Ultrafilters in the constructions of attraction sets: problem of compliance to constraints of asymptotic character. (English. Russian original) Zbl 1248.93084
Differ. Equ. 47, No. 7, 1059-1076 (2011); translation from Differ. Uravn. 47, No. 7, 1047-1064 (2011).
Reviewer: Yuri N. Sankin (Ul’yanovsk)