Complex Analysis and Operator Theory

Article	Citations
Steven George Krantz (1951 -) Celebrates his 70th Birthday	32
Fredholm Index of 3-Tuple of Restriction Operators and the Pair of Fringe Operators for Submodules in $$H^2({\mathbb {D}}^3)$$	29
Factorizations of Characteristic Functions of Iterated Liftings	18
Slice Spirallike Functions over Quaternions	15
Sums of Polyanalytic Dual Toeplitz Products	13
On the Limit Mapping of a Sequence of Open, Discrete Mappings Satisfying an Inverse Poletsky Modular Inequality	13
Cospectral Trees Indistinguishable by Scattering	13
Quantitative Cohomological Properties of Banach Algebras	12
On Discrete Conjugate Harmonic Functions in Hypercomplex Analysis	11
Dirichlet Problem for Nonlinear Higher-Order Equations in Upper Half Plane	11
Local Spectral Theory for Unbounded Product of Nonnegative Selfadjoint Operators	11
Sharper Paley-Wiener Theorem for the Dunkl Transform on $$\mathbb {R}^d$$	10
On Hardy-Like Spaces Induced by Tracial Unital Banach $$*$$-Probability Spaces	10
A Class of Nonlinear Hilfer Fractional Differential Control System with Distributed Delay and Damping	10
Hadamard–Bergman Operators on Weighted Spaces	10
The Boundedness of Forelli–Rudin Type Operators on the Siegel Upper Half Space	9
A New Variant of Weighted Hermite-Hadamard Inequalities and Applications	9
A Model Theory for a Subclass of $$\mathbb {A}_r$$-Contractions	9
Multipliers on Spaces of Holomorphic Functions on Runge Domains in $$\mathbb {C}^n$$	8
Riesz Projection and Essential S-spectrum in Quaternionic Setting	8
Cauchy Integral Formula for Fuchsian Groups. II	8
Uniqueness Problem for Level-1 Linearly Non-Degenerate Holomorphic Mappings Concerning Hypersurfaces	7
Gradient Estimates in the Whole Space for the Double Phase Problems by the Maximal Function Method	7
Some Operators on Minimal $$\alpha $$-Möbius Invariant Function Spaces	7
Boundary Method for Differential Subordinations of the Geometric Mean	7

Operator Power means in the View of Fixed Points	7
On the Asymptotic Behavior of Retarded Boundary Control Systems with Dynamic Boundary Conditions: Semigroup Approach	7
Optimal Feedback Control of $$\psi $$-Hilfer Fractional Differential System with Hemivariational Inequalities	7
Numerical Radius and Norm Bounds via the Moore-Penrose Inverse	7
Blow-Up Theorems for p-Sub-Laplacian Heat Operators on Stratified Groups	7
A Note on the Invariant Subspace Problem	7
On the Toeplitz Algebra in the Case of All Entire Functions and All Functions Holomorphic in the Unit Disc	7
Characterization of Dual Scalable Frames	7
Non-spectrality of a class of Moran measures on $$\mathbb {R}^{3}$$	7
On polynomials in a nonnegative linear relation	6
A Generalization of Ando’s Dilation, and Isometric Dilations for a Class of Tuples of q-Commuting Contractions	6
Frame Wavelets of Local Fields with No Dual Wavelet Frames	6
On an Interpolating Problem in a Generalized Hilbert Bargmann-Fock Space	6
Results on Approximate Controllability of $$\Psi $$-Hilfer Fractional Control Semilinear Systems via Gronwall’s Inequality	6
Some Refinements for Numerical Radius Inequalities	6
Topologizability and Power Boundedness of Convolutions and Toeplitz Operators on Power Series Spaces	6
Kharitonov’s Theorem with Degree Drop: a Wronskian Approach	5
Three-Jets Determinations of Normalized Proper Holomorphic Maps from $$ \mathbb {H}_n$$ into $$\mathbb {H}_{3n-2}$$	5
Poincaré Type Results on a k-Dimensional Torus	5
m-Complex Symmetric Weighted Composition Operators on the Fock Space	5
On the c-Entropy of L-Systems with Schrödinger Operator	5
On My Joint Work with Harry Dym	5
Stochastic Clairaut Equation on Algebra of Generalized Functions	5
Singular Integral Operators with Rough Kernel on Function Spaces Over Local Fields	5
Complex Interpolation Between Two Mixed Norm Bergman Spaces in Tube Domains Over Homogeneous Cones	5
A Numerical Radius Inequality for Hilbert–Schmidt Operators	5
$${\mathfrak L}$$-Resolvent Matrices for Hamiltonian Integral Systems	5
Existence of Solutions and Optimal Control for Semilinear PDE Systems with Nonlinear Interactions	5
Inequalities Involving Berezin Norm and Berezin Number	5
Time-Frequency Analysis Associated with the Generalized Linear Canonical Wavelet Transform and Applications	5
Left-Invertibility of Rank-One Perturbations	5
Fundamental Solutions for the Laplace–Beltrami Operator Defined by the Conformal Hyperbolic Metric and Jacobi Polynomials	5
Quantum Mechanics of Arc-Sine and Semi-Circle Distributions: A Unified Approach	4
Fredholmness of Singular Integral Operators with Complex Conjugation on Star-Like Curves with Cusps	4
Discrete Quaternion Quadratic Phase Fourier Transform	4
A Note on $$C^*$$-Algebra of Toeplitz Operators with $$\mathcal {L}$$-Invariant Symbols	4
Stability Estimates in Determination of Non-orientable Surface from Its Dirichlet-to-Neumann Map	4
Approximation by Meromorphic k-Differentials on Compact Riemann Surfaces	4
Completing an Operator Matrix and the Free Joint Numerical Radius	4
Optimal feedback control for Sobolev-type nonlocal Hilfer fractional neutral differential system with history-dependent operators	4
Compact Complex p-Kähler Hyperbolic Manifolds	4
On Recovering Dirac Operators with Two Delays	4
Vekua-Type Systems Related to Two-Sided Dual k-Hypermonogenic Functions	4
Laurent Expansion and $$L_{2}$$-Boundary Values in Hermitian Clifford Analysis	4
On Frames of the Form $$\{T^k \varphi \}_{k=0}^\infty $$: Conditions and Characterizations	4
Approximation in the Mean on Rational Curves	4
Porosity and Supercyclic Operators on Banach Function Spaces	4
A Direct Proof for the Existence of Best Approximation of Random Signals	4
Generalized Volterra Integral Operators on Fock Spaces	4
Some New Characterizations of a Hermitian Matrix and Their Applications	4

Minimal Invariant Subspaces for an Affine Composition Operator	4
On Cubic Blaschke Products	4
Quantum Permutation Matrices	4
Characterizations of Finite Order Solutions of Circular Type Partial Differential-Difference Equations in $$ \mathbb {C}^n $$	4
Matrix Mean Inequalities for Sector Matrices	4
The Joint Spectrum for a Commuting Pair of Isometries in Certain Cases	4
Slodkowski’s Spectra Of Some New Generalized Spherical Aluthge Transform	4
Harmonic Analysis Associated with the Jacobi–Dunkl Operator on $$(-\pi ,\pi )$$: Exotic Cases	4
Constructive of the Generalized Noise Process Based on Interacting Fock Spaces	4
Periodic Functions: Self-Intersection and Local Singular Points	4
Non-Self-Adjoint Block Convolution Operators of Scalar Type	4
The Matricial Szegő Mapping from the Perspective of Schur Analysis	4
The Powers of Regular Linear Relations	4
Deformations and q-Convolutions. Old and New Results	4
Exploring Cohomology, Deformations, and Hom-NS Structures in Hom-Leibniz Conformal Algebras Through Nijenhuis Operators	4
Fractional Gamma Noise Functionals	4
Compression of kth order slant Hankel operators to model spaces	3
Properties of the Fractional Pascal Appell Polynomials in Infinite Dimensional	3
Some Remarks on the Product Formula for Defect Numbers of Closed Operators	3
On the Normality of the Sum of an Operator with its Drazin Inverse	3
Fractional Neutral Pantograph Systems with Non-Singular Kernel: Analysis and Numerical Approximation	3
$${{\mathcal {R}}}$$-Bounded Operator Families Arising from a Compressible Fluid Model of Korteweg Type with Surface Tension in the Half-Space	3
Number Theoretic Related to the Scaling Spectrum of Self-similar Measure with Three Element Digit Sets	3
Characterization of Forward, Vanishing, and Reverse Bergman Carleson Measures using Sparse Domination	3
Rearrangement Invariant Orthogonal Sums in Kreĭn Spaces. II	3
The Bicomplex Dual Fractional Hankel Transform	3
Gateaux Differentiability in the Banach Space of Meromorphic Functions	3
Some Inequalities for Adjointable Operators on Hilbert $$C^*$$-Modules	3
Stability Behavior of Nonlinear Fractional Discrete Systems with Riemann-Liouville Nabla Dynamics of Order (1,2)	3
Multipliers on Spaces of Holomorphic Functions	3
Poisson’s Equation for Abel-Ergodic Theorems	3
Correction to: Canonical Decomposition of Operators Associated with the Symmetrized Polydisc	3
A Short Proof for the Twisted Multiplicativity Property of the Operator-Valued S-transform	3
Characterization of (Weak) Phase Retrieval Dual Frames	3
Nevanlinna-Pick Interpolation in the Right Half-Plane	3
Bergman Kernels for Monogenic and Contragenic Functions in the Interior and Exterior of a Sphere	3
Modulus of Smoothness and Approximation Theorems in Clifford Analysis	3
A Short Proof of the Lemma of the Logarithmic Derivative in Several Complex Variables	3
The Infinite Order Integro-Differential Operators Associated with Dunkl Operator on $$\mathbb {R}$$	3
Weighted Pullback Transforms on Riemann Surfaces	3
On The Monotony of Struve Functions	3
Generalized Hausdorff-Zhu Operators on Möbius Invariant Spaces	3
Generalized Convolution Operator Associated with the (k, a)-Generalized Fourier Transform on the Real Line and Applications	3
Existence of Mild Solutions and Approximate Controllability of Stochastic Mixed Voltera - Fredholm Type Nonlinear Third-order Dispersion Equation	3
Boas Type Results for Two-Sided Quaternion Fourier Transform and Uniform Lipschitz Spaces	3
A Class of Norm Inequalities for Operator Monotone Functions and Hyponormal Operators	3
Corona Theorem for the Classical Fock Space	3
A Note on the Order Lozanovsky Spectrum for Positive Operators	3
Generalized $$\Pi $$-Operator in the Theory of Slice Monogenic Functions and Applications	3
Jacobson’s Lemma for Spectral Idempotents in Banach Algebras	3
A-Isometries and Hilbert-A-Modules Over Product Domains	3
Biquaternion Windowed Linear Canonical Transform and Associated Uncertainty Inequalities	3
Weyl Sets in a Non-degenerate Truncated Matricial Hausdorff Moment Problem	3
Gaussian $$JN _p$$ Spaces	3
Free Probability on Banach Algebras Induced by Scaled Hypercomplex Numbers	3
Geometric Interpolation in n-Tuples of Noncommutative $$L_p$$-Spaces	3
A Study on Existence and Uniqueness for a Class of $${\psi }$$-Fractional Equations with Integro-Differential Terms and Functional Boundary Conditions	3
Study of the Operator $$\partial ^{k} \bar{\partial }^{k} + c$$ in the Weighted Hilbert Space $$L^2({\mathbb {C}}, {\text {e}}^{-\vert {\textrm{z}} \vert ^2})$$	3
The Threshold Effects for the Three-Particle Hamiltonians on Lattices	3
Unified Approach to Ulam Stability in Volterra Integro-Differential Equations via Time Scales	3
Quantum Stochastic Tricomi Equation	3
Integral Representation Formulas in Banach Algebra Settings	2
Isometric Dilations of Commuting Contractions and Brehmer Positivity	2
Five Hilbert Space Problems in Operator Algebras	2
The Exact Number of Orthogonal Exponentials of a Class of Moran Measures on $$\mathbb {R}^{3}$$	2
Holomorphic Extensions of Generalized Hadamard Product	2
The two-sided Bargmann Space	2
Finite-Time Stability and Attractiveness of Uncertain Nonlinear Nabla Fractional Systems Involving Hilfer-Type Operators	2
On the Structure of Real Operators	2
A Note of the Interpolating Sequences for $${\mathcal {Q}}_K\bigcap H^\infty $$	2
On a Slice Hyper-Meromorphic Bergman Space	2
The Spectrum and Fine Spectrum of (p, q)-Cesáro Matrices over the sequence space $$\ell _s(1<s<\infty )$$	2
Partial Approximate Controllability of Hilfer Fractional Stochastic Differential System with Nonlocal Conditions	2
Uncertainty Principles with Discrete Quaternion Fourier Transforms	2
Hypercyclic Generalized Shift Operators	2
Hardy Type Theorems for Linear Canonical Dunkl Transform	2
Linear Canonical Bargmann Transform	2
Rudin’s Theorem for Model Domains	2
Segal–Bargmann Transforms Associated to a Family of Coupled Supersymmetries	2
Basic Properties of Solutions of Boundary Value Problem for the Dirac-Wave Operator	2

Existence and Uniqueness of Hilfer-Katugampola Fractional Differential Equations with Almost Sectorial Operators	2
Carleson Measures for Weighted Harmonic Mixed-Norm Spaces and Toeplitz Operators	2
Vekua Integral Transform for Harmonic and Metaharmonic Functions in the Dunkl Setting	2
The Number and Location of Eigenvalues for the Two-Particle Schrödinger Operators on Lattices	2
Correction to: b-AM-Dunford–Pettis Operators on Banach Lattices	2
Spectral Analysis of Perturbed Fredholm Operators	2
Stability and T-Controllability for a Coupled Fractional Stochastic Integro Systems with Integral Boundary Conditions	2
Biquaternion Linear Canonical Wavelet Transform: Theory and Applications	2
On the Spectral Gap of a Discrete Schrödinger Operator on the Path Graph in the Limit of Large Volume	2
Wiener-Hopf Indices of Unitary-Valued Functions on the Imaginary Axis	2
Necessary Conditions of $$\Gamma _n$$-Isometry Dilation and the Dilation of a Certain Family of $$\Gamma _3$$-Contractions	2
Topological Regularity for Solutions to the Generalised Hopf Equation	2
Factorization of Equilibrium Equation in Toupin–Mindlin Strain-Gradient Elasticity in Quaternion Analysis	2
The Sharp Bound of the Third Hankel Determinant for Starlike Functions of Order 1/2	2
Families of Symmetric Operators with Trivial Domains of Their Squares	2
Boundary Distance Functions of Unramified Riemann Domains over $$\mathbb {C}^n$$	2
Heisenberg Uncertainty Principles for the Dunkl-Type Fock Space	2
Orthogonal Polynomials on Bubble-Diamond Fractals	2
A Remark on Hyponormality of Block Toeplitz Operators on the Weighted Bergman Spaces	2
Stepanov and Weyl Classes of c-Almost Periodic Type Functions	2
Bi-Composite Difference Operator and Entire Solutions of Fermat-type Functional Equation	2
Geometric Invariants for a Class of Submodules of Analytic Hilbert Modules Via the Sheaf Model	2
Comment to: Dynamics of Weighted Composition Operators	2
Kernel, Image and Scattering Representations of Passive State/Signal Systems	2
Sharp Coefficients Bounds for Starlike Functions Associated with Gregory Coefficients	2
A Peak Set with a Maximal Hausdorff Dimension on Each Slice	2
Extending Dirac and Faddeev-Jackiw Formalisms to Fractal First $$\alpha $$-Order Lagrangian Systems	2
Hodge Decomposition for Generalized Vekua Spaces in Higher Dimensions	2
On the Surface Area of Graphs, Related Connectivity Measures and Spectral Estimates	2
New Results on Dynamical Systems with Impulsive Fractional Stochastic Integro-Differential Delay Conditions	2
Wirtinger Operators for Functions of Several Quaternionic Variables	2
On the Smallness of Zygmund-Type, Bloch-Type Spaces and a New Approach to Weighted Composition Operators	2
Existence of Solutions for a Class of Fractional $$p-$$Laplacian Equations with Innovative Conditions	2
On the Similarity of Boundary Triples of Symmetric Operators in Krein Spaces	2
Stratified Hilbert Modules on Bounded Symmetric Domains	2
Rebricking Wavelets	2
The Analysis of Functions in Some Algebras of Order 3 with Unit	2
$$\varepsilon $$-Numerical Range of Operator Polynomial	2
Continuous Dependence of Szegő Kernel on a Weight of Integration	2
Completeness of Resonance States and Weyl Asymptotics of Resonances for Quantum Graphs	2
Localization Operators and Scalogram in the Framework of Mehler–Fock Wavelet Transform	2
Invariant Subspaces of Perturbed Backward Shift	2
Realization of Inverse Stieltjes Functions $$(-m_\alpha (z))$$ by Schrödinger L-Systems	2
Rough Singular Integral Operators, Spherical Maximal Functions and Maximal Bochner-Riesz Operators on Grand Morrey Spaces	2
New Results on the Optimal Feedback Control for Second-Order Neutral Evolution Systems with Hemivariational Inequalities and Damping	2
Hilbert Transform, Nevanlinna Class and Toeplitz Kernels	2
The Sharp Bounds of the Third Hankel Determinant for Starlike Mappings and Starlike Mappings of Order 1/2 in Complex Banach Spaces	2
A Note on Approximate Controllability Results for History-Dependent Fractional Stochastic Hemivariational Inequalities	2
Demicompactness Results and Frobenuis Schur’s Decomposition for Block Operator Matrices in Right Quaternionic Hilbert Spaces	2
Local Rigidity of Quasi–Lie Brackets on Quaternionic Banach Modules and Applications to Nonlinear PDEs	2
Weighted Composition Semigroups on Spaces of Continuous Functions and Their Subspaces	2
Closures of Holomorphic Tent Spaces in Weighted Bloch Spaces	2
Correction to: Almansi-Type Decomposition for Slice Regular Functions of Several Quaternionic Variables	2
The Schur–Potapov Algorithm in the General Matrix Case and Its Application to the Matricial Schur Problem	2
Free-Product Banach Algebras Induced by Scaled Hypercomplex Numbers	2
On the Manifolds with Noncompact Automorphism Groups	2