Hausdorff–Berezin operators on weighted spaces within the
framework of weighted 
spaces with the so-called Möbius weights. This is a fairly
wide class
 EQUIVALENT SEMI-NORMS FOR NIKOL’SKII-BESOV SPACES for Nikol’skii-
Besov spaces on an interval. © (2023), (L.N. Gumilyov Eurasian National University). All
 Rearrangement invariant envelopes of generalized Besov, Sobolev, and Calderon spaces envelopes of the generalized 
Besov, Sobolev, and Calderon 
spaces. We describe the smallest rearrangement
 Besov spaces in operator theory products of the 
spaces ℓ1 and ℓ∞. An essential part of the survey is devoted to the role of 
Besov spaces ON ESTIMATES OF CONVOLUTIONS IN NIKOLSKII-BESOV SPACESON ESTIMATES OF CONVOLUTIONS IN NIKOLSKII-
BESOV SPACES On the continuation principle of local smooth solution for the Hall-MHD equations-magnetohydrodynamics equations in 
Besov spaces (Formula presented.). © 2020, © 2020 Informa UK Limited, trading as Taylor
 On the Regularity of Weak Solutions of the Boussinesq Equations in Besov Spaces, in the context of the homogeneous 
Besov space Ḃ∞,∞−1(ℝ3), that, if the solution of the Boussinesq equation (1
 On the equivalence of the K-functional and the modulus of continuity on the Morrey spaces-functional with respect to these 
spaces is estimated from above and below. As an application, we characterize the Nikol'skii–
Besov On the regularity criterion of weak solutions for the 3D MHD equations criterion for 3D Navier–Stokes equations in 
Besov space due to Fang and Qian (Commun Pure Appl Anal 13