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775 papers in math.FA · page 4

  1. math.FA 2026-05-05 reviewed
    Rotational symmetrization maximizes convex function approximations

    Generalized outer linearizations and extremal properties of rotational epi-symmetrizations

    Steven Hoehner +1

  2. math.FA 2026-05-05 reviewed
    Kadison duality extended to regular partially convex sets

    Kadison duality for partially convex sets

    Tea \v{S}trekelj

  3. math.AP 2026-05-05 reviewed
    Solutions exist for singular elliptic equations on C^{1,1} domains

    Singular semilinear elliptic equations in nondivergence form

    Agnieszka Ka{\l}amajska +2

  4. math.FA 2026-05-05 reviewed
    This paper derives conditions under which bounded zero-free holomorphic functions are…

    Cyclicity via weak$^\ast$ sequentially cyclicity in Radially weighted Besov spaces

    Anusrika Datta +1

  5. math.NT 2026-05-05 reviewed
    Lectures recast topology as condensed sets for algebraic use

    Lectures on Condensed Mathematics

    Peter Scholze

  6. math.AG 2026-05-05 reviewed
    Liquid vector spaces ground new analytic geometry

    Lectures on Analytic Geometry

    Peter Scholze

  7. cs.LG 2026-05-04 reviewed
    Neural operators approximate Sobolev operators with O(ε^{-d/s}) parameters

    Quantitative Sobolev Approximation Bounds for Neural Operators with Empirical Validation on Burgers Equation

    Nicole Hao

  8. math.FA 2026-05-04 reviewed
    Contractions in KR metric give unique invariant topological measures

    Image transformations, Markov operators, and sample median

    S. V. Butler

  9. math.MG 2026-05-04 reviewed
    Log-concave measures obey Brunn-Minkowski with exponent 1/(n^3 log n)

    Functional perimeter and the dimensional Brunn-Minkowski inequality for log-concave measures

    Alexandros Eskenazis +2

  10. math.AP 2026-05-04 reviewed
    Multiplier theorem drops smoothness to topological dimension

    On Spectral multiplier theorem for sub-Laplacians with drift on M\'etivier groups

    Nishta Garg +1

  11. math.OA 2026-05-04 reviewed
    Shilov boundary ideal equals intersection of Γ-representation kernels

    On the Shilov boundary ideal for Fr\'{e}chet local operator systems

    Maria Joi\c{t}a +1

  12. math.FA 2026-05-04 reviewed
    Finite Blaschke-Potapov products signal finite-rank self-commutators

    Hyponormal block Toeplitz operators with finite rank self-commutators

    Mankunikuzhiyil Abhinand +2

  13. math.FA 2026-05-04 reviewed
    Blaschke products control commutator rank in hyponormal Toeplitz operators

    Hyponormal block Toeplitz operators with finite rank self-commutators

    Mankunikuzhiyil Abhinand +2

  14. math.FA 2026-05-04 reviewed
    Square root formula maps semi-hyponormality regions for 2-variable shifts

    Semi-hyponormality of commuting pairs of Hilbert space operators

    Raul E. Curto +1

  15. math.FA 2026-05-04 reviewed
    Regions for hyponormality properties mapped for 2-variable weighted shifts

    Semi-hyponormality of commuting pairs of Hilbert space operators

    Raul E. Curto +1

  16. math.FA 2026-05-04 reviewed
    Subnormal block Toeplitz operators are normal or analytic when symbols obey Φ = Q Φ*

    Subnormal block Toeplitz operators

    Mankunikuzhiyil Abhinand +4

  17. math.FA 2026-05-04 reviewed
    Subnormal block Toeplitz operators are normal or analytic

    Subnormal block Toeplitz operators

    Mankunikuzhiyil Abhinand +4

  18. math.CA 2026-05-04 reviewed
    Sharp ℓ_p/ℓ_2 ratios for zero-sum vectors confirmed for d≥4

    Proof of the Holevo--Utkin conjecture on sharp $\ell_p$ norms for zero-sum vectors

    Haonan Zhang

  19. math.CA 2026-05-04 reviewed
    Sharp p-norm ratios for zero-sum vectors confirmed for d at least 4

    Proof of the Holevo--Utkin conjecture on sharp $\ell_p$ norms for zero-sum vectors

    Haonan Zhang

  20. math.FA 2026-05-04 reviewed
    Lipschitz operators lift to C(K) operators with near-original norm

    A lifting theorem for operators on spaces of Lipschitz functions

    Leandro Candido

  21. math.FA 2026-05-03 reviewed
    Analysis operators alone characterize frame-convertible sequences

    Continuously Frame-Convertible Sequences

    Chad Berner

  22. math.OC 2026-05-03 reviewed
    Strict Monge maps induce unique optimal couplings for random measures

    Optimal transport between laws of random probability measures and the strict Monge problem

    Alessandro Pinzi

  23. cs.CR 2026-05-03 reviewed
    LCRPs converge for grating functions unlike classical Riesz potentials

    Limit Properties at Critical Indices of Linear Canonical Riesz Potentials and Their Applications to Security of Multi-Image Encryption

    Zunwei Fu +2

  24. math.FA 2026-05-02 reviewed
    The paper proves that polynomial d-chaoses and tetrahedral chaoses from d-dissociated…

    On polynomial $d$-chaos via $d$-dissociated character subsystems on compact abelian groups

    Anna Kazakova

  25. math.FA 2026-05-02 reviewed
    Formulas tie dissipation to node geometry in interpolation systems

    Dissipation and c-Entropy in Nevanlinna-Pick Interpolation

    Sergey Belyi +2

  26. math.FA 2026-05-02 reviewed
    Compact perturbation raises minimum modulus on c₀

    Weak Minimizing Property and the Compact Perturbation Property for the Minimum Modulus

    Anselmo Raposo Jr. +1

  27. math.FA 2026-05-02 reviewed
    The paper proves existence and convergence for sequences from the proximal point method…

    The proximal point method and its two variants for monotone vector fields in Hadamard spaces

    Parin Chaipunya +1

  28. math.FA 2026-05-02 reviewed
    Discrete eigenfunctions span Fourier kernel on L^r-Schwartz spaces

    $L^r$- Schwartz spaces on split rank one semisimple symmetric spaces

    Sanjoy Pusti +1

  29. math.FA 2026-05-01 reviewed
    Fractional operators extend boundedly on Hardy spaces over ball quasi-Banach spaces

    Fractional type operators on Hardy spaces associated with ball quasi-Banach function spaces

    Pablo Rocha

  30. math.FA 2026-05-01 reviewed
    Positive eigenfunctions exist for Caputo fractional equations

    Existence of Positive Mild Eigenfunctions for Caputo Fractional Semilinear Evolution Equations with Nonlocal Initial Conditions

    Sajid Ullah +1

  31. math.FA 2026-05-01 reviewed
    Positive eigenpairs exist for fractional equations with nonlocal conditions

    Existence of Positive Mild Eigenfunctions for Caputo Fractional Semilinear Evolution Equations with Nonlocal Initial Conditions

    Sajid Ullah +1

  32. math.FA 2026-05-01 reviewed
    Pairs (G,A) classify all gauge-preserving fermion Gaussian semigroups

    The structure of gauge invariant Gaussian quantum operations on finite Fermion systems

    Eric A. Carlen

  33. math.FA 2026-05-01 reviewed
    Sion's minimax theorem holds in Hadamard spaces

    Sion's minimax theorem and the proximal point algorithm in Hadamard spaces

    Fumiaki Kohsaka

  34. math.FA 2026-05-01 reviewed
    Compactness of operators survives interpolation in Banach spaces

    A new approach to interpolation of compact linear operators

    Evgeniy Pustylnik

  35. math.AP 2026-05-01 reviewed
    Quasilinear PDEs gain unique bounded weak solutions from bounded data

    Existence and uniqueness of weak solutions to quasilinear PDEs with critical data

    Sebastian Bechtel +1

  36. math.FA 2026-05-01 reviewed
    Wasserstein distance equals Sobolev norm of k-plane data

    Stability Estimates for the $k$-plane Transform on Measures and a H\"older-Type Comparison Between Wasserstein and Max-Sliced Wasserstein Distances

    Fatma Terzioglu +1

  37. math.FA 2026-04-30 reviewed
    Nevanlinna counting function decides operator boundedness

    Composition-differentiation operators on weighted Dirichlet spaces

    Anirban Sen +2

  38. math.FA 2026-04-30 reviewed
    Weighted conical transforms receive full range descriptions

    Range characterization of the weighted divergent beam and cone integral transforms

    Fatma Terzioglu +1

  39. math.FA 2026-04-30 reviewed
    Module-valued ODE solution spaces are finitely generated

    Module-valued ordinary differential equations and structure of solution spaces

    Shengda Liu +2

  40. math.FA 2026-04-30 reviewed
    Module-valued ODE solution spaces are finitely generated submodules

    Module-valued ordinary differential equations and structure of solution spaces

    Shengda Liu +2

  41. math.OC 2026-04-30 reviewed
    Scaled gradient method converges linearly for quasiconvex problems

    A Scaled Gradient Modified Non-monotone Line Search Method for Constrained Optimization Problems

    Qamrul Hasan Ansari +3

  42. math.FA 2026-04-30 reviewed
    Free Banach lattice over L equals the one over its opposite

    On the free Banach lattice generated by a lattice

    Asma Ben Rjeb +1

  43. math.FA 2026-04-30 reviewed
    Half balls yield better maximal operator bounds on Damek-Ricci spaces

    Uncentred maximal operators with respect to half balls on Damek--Ricci spaces

    Nikolaos Chalmoukis +3

  44. math-ph 2026-04-30 reviewed
    Nilpotents collapse hypergeometric functions to polynomials

    Hypergeometric Functions of Nilpotent Operators: Functional Collapse and Structural Depth at Exceptional Points

    Ramon Moya

  45. math.FA 2026-04-30 reviewed
    Aluthge iterates of affine composition operators converge strongly

    Iterated Aluthge transforms of some composition operators on weighted Bergman spaces

    Sudeshna Lahiri +2

  46. math.RA 2026-04-30 reviewed
    Rota-Baxter operators deform matrices for sliding-mode stability

    Study of Rota-Baxter Operators in Matrix $C^*$-Algebras Motivated by Toeplitz Structures, and Applications to Sliding Mode Control

    Marwa Ennaceur

  47. math.FA 2026-04-29 reviewed
    2d/(d+1) Sidon bound holds for p-adic Rademacher chaos

    Sidon-type inequalities for $p$-adic analogues of Rademacher chaos

    Anna Kazakova

  48. quant-ph 2026-04-29 reviewed
    Localized couplings impose light-cone on entanglement spread

    Light-Cone Structure of Propagation of Entanglement

    Israel Michael Sigal

  49. math.FA 2026-04-29 reviewed
    Localized operator classes on Fock space are strictly nested

    Weakly, sufficiently or strongly localized operators on the Fock space in \mathh C^n

    David B\'ekoll\`e +3

  50. math.FA 2026-04-29 reviewed
    Positive operator polynomials on matrix convex sets factor via sums of squares

    Operator-Valued Positivstellens\"atze on Matrix Convex Sets and Free Products of Finite Abelian Groups

    Abhay Jindal +2