OOIR: Observatory of International Research

Papers

(The TQCC of Banach Journal of Mathematical Analysis is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-11-01 to 2025-11-01.)

Article	Citations
Flat portions of the numerical range of a $$6 \times 6$$ companion matrix	20
One-sided invertibility of Toeplitz operators on the space of all holomorphic functions on finitely connected domains	18
$$\mathcal {K}_1$$ and $$\mathcal {K}$$-groups of absolute matrix order unit spaces	18
A stationary approach for the Kato–Rosenblum theorem in von Neumann algebras	14
Centre of a compact convex set	13
A Markovian and Roe-algebraic approach to asymptotic expansion in measure	13
p-Hankel matrices on Dirichlet-type spaces	12
Difference of composition operators on the weighted Bergman spaces over the half-plane	9
Approximate smoothness in normed linear spaces	9
Envelopes in Banach spaces	9
Some characterizations of the quasi-projection pairs and the matched projections	9
Characterizations of Lie derivations on Kadison–Singer algebras	8
Measure of non-compactness and limiting interpolation with slowly varying functions	8
On best approximations in Banach spaces from the perspective of orthogonality	8
Self-adjoint, unitary, and isometric weighted composition operators on quaternionic Fock space	7
$$(p,\sigma )$$-Absolute continuity of Bloch maps	7
On the strongly subdifferentiable points in Lipschitz-free spaces	7
Asymptotic dynamics of stochastic delay nonclassical diffusion equations on unbounded domains	7
Generalized Hilbert operators acting on weighted spaces of holomorphic functions with sup-norms	6
Banach spaces with the (strong) Gelfand–Phillips property	6
A new formula for the weighted Moore–Penrose inverse and its applications	6
On a two-sided Guionnet–Jones–Shlyakhtenko construction and interpolated free group factors arising from finite groups	6
New function classes of Morrey–Campanato type and their applications	6
Norms of inclusions between some spaces of analytic functions	5
On symmetric points with respect to the numerical radius norm	5

Toeplitz operators on the Dirichlet space and the Brown Halmos operator identity	5
Lattice renormings of $$C_0(X)$$ spaces	5
Weak extended core inverse	5
Bases in the spaces of Whitney jets	5
Weighted estimates for Schrödinger–Calderón–Zygmund operators with exponential decay	5
Compactness in spaces of functions of bounded variation from ideal perspective	5
Nonlinear composition operators in $$bv_p$$-spaces: acting conditions and boundedness	4
Questions in linear recurrence II: Lineability properties	4
Anti-C*-algebras	4
Embedded unbounded order convergent sequences in topologically convergent nets in vector lattices	4
Weighted estimates for Forelli–Rudin type operators on the Hartogs triangle	4
Holomorphic functions of finite order generated by Dirichlet series	4
Quantifications of semi-boundedly complete bases and semi-shrinking bases	4
Quasi-Banach modulation spaces and localization operators on locally compact abelian groups	4
On the doubly stochastic realization of spectra	4
Spectral analysis of bounded operators on semi-Hilbertian spaces	4
Riesz representation theorems for positive linear operators	4
Asymptotical behavior of non-autonomous stochastic reaction–diffusion equations with variable delay on $${\mathbb {R}}^N$$	4
Publisher Correction: The $$(n+1)$$-centered operator on a Hilbert $$C^*$$-module	4
$$\alpha $$-z-Rényi relative entropy related quantities and their preservers	3
Rigidity of Volterra-type integral operators on Hardy spaces of the unit ball	3
Transfinite extension of nuclear dimension	3
In-betweenness and Heinz mean inequalities	3
Variable-coefficient viscoelastic wave equation with acoustic boundary conditions: global existence, blowup and energy decay rates	3
An inverse semigroup approach to self-similar k-graph $$C^*$$-algebras and simplicity	3
Fibers and Gleason parts for the maximal ideal space of $${\mathcal {A}}_u(B_{\ell _p})$$	3
Two-weight inequalities for multilinear maximal functions in Orlicz spaces	3
Average sampling expansions from regular and irregular samples over shift-invariant subspaces on LCA groups	3
Almost everywhere convergence for noncommutative spaces	3
Nuclear and multiple 1-summing operators on $$X_{1}\times \cdots \times X_{k}\times c_{0}$$	3
Metric embeddings of Laakso graphs into Banach spaces	3
Compactness of Hankel and Toeplitz operators on convex Reinhardt domains in $${\mathbb {C}}^2$$	3
The approximation and portray of stochastic Poincaré maps for stochastic slow-fast systems in Hilbert spaces	3
Generalized Hilbert operators acting on weighted Bergman spaces and Dirichlet spaces	3
Helson–Lowdenslager and de Branges type theorems in the setting of continuous rotationally symmetric norms	3
Quantitative weighted estimates for generalized commutators of multilinear Calderón–Zygmund operators with the kernels of Dini type	3
Characterizations on upper semi-Fredholmness of two-by-two operator matrices	3
Smoothness in Orlicz–Lorentz spaces	3
An extension of the a-numerical radius on $$C^*$$-algebras	3
Tingley’s problem for complex Banach spaces which do not satisfy the Hausdorff distance condition	3
The relations among the notions of various kinds of stability and their applications	3
Localization operators on discrete modulation spaces	3
Maximal numerical ranges of certain classes of operators and approximation	2
Lipschitz-free spaces and approximating sequences of projections	2
Relatively compact sets of Banach space-valued bounded-variation spaces	2
The skew commutators of Toeplitz operators or Hankel operators on Hardy spaces	2
Further results on the a-numerical range in $$C^*$$-algebras	2
Isomorphism of some new Kadison–Singer algebras	2
A class of closed manifolds in nonseparable Hilbert spaces	2
Approximation of kernel projection operators in shift-invariant subspaces of function spaces with mixed norms	2

Orthogonalization in Clifford Hilbert modules and applications	2
The Haseman boundary value problem with matrix coefficient of semi-almost periodic type	2
An algebra structure for reproducing kernel Hilbert spaces	2
The $$C^*$$-algebra of the variable Mautner group	2
The Bochner–Eberlein–Doss property for $$\textrm{Lip}(X,{\mathcal {A}})$$	2
Higher dimensional numerical range of Lie products on self-adjoint operators	2
Representation and approximation of weighted Besov classes on the sphere	2
Carleson measures and Berezin-type operators on Fock spaces	2
Common spectral properties and $$\nu $$-convergence	2
Banach–Stone theorems for disjointness preserving relations	2
On the reflexivity properties of Banach bundles and Banach modules	2
Projective tensor products where every element is norm-attaining	2
Scaled packing entropy for amenable group actions	2
Deformation quantization of projective schemes and differential operators	2
Toeplitz operators on several function spaces: decompositions yielding subnormality	2
Norm inequalities for hypercontractive quasinormal operators and related higher order Sylvester–Stein equations in ideals of compact operators	2
Generalized Calderón–Zygmund operators on the Hardy space $$H^1_\rho ({\mathcal {X}})$$	2
Norm inequalities in $${\mathcal {L}}({\mathcal {X}})$$ and a geometric constant	2
2-Rotund norms for unconditional and symmetric sequence spaces	2
On density order of quasi-projection operators and dual wavelet frames	2
Computing real definite representations of Helton–Vinnikov theorem	2
The $$\eta $$-(anti-)Hermitian solution to a constrained Sylvester-type generalized commutative quaternion matrix equation	2