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775 papers in math.FA · page 9

  1. math.KT 2026-03-24 reviewed
    Dirac and Szegö classes coincide in equivariant K-homology

    Toeplitz Operators on Contact Manifolds and Equivariant K-homology

    Alexander Gorokhovsky +1

  2. math.FA 2026-03-23 reviewed
    Grothendieck constant lower bound raised by 10^{-26}

    A Lower Bound for Grothendieck's Constant

    Steven Heilman

  3. math.AP 2026-03-22 reviewed
    Regularized Brascamp-Lieb inequalities get full optimizer map

    Regularized Brascamp-Lieb inequalities via Optimal Transport and Study of Equality Cases

    Bader Ammari

  4. math.FA 2026-03-22 reviewed
    Product-form digits make self-similar measures spectral under explicit divisibility

    Spectrality of product-form self-similar measures and tiles

    Jing-Cheng Liu +2

  5. math.PR 2026-03-22 reviewed
    Path-dependent SVIEs have unique L^p solutions locally

    On Path-dependent Volterra Integral Equations: Strong Well-posedness and Stochastic Numerics

    Emmanuel Gnabeyeu +1

  6. math.OA 2026-03-19 reviewed
    L2-bounded rationals in free semicirculars are bounded operators

    The spectra of polynomials in free (semi)circular operators

    Akihiro Miyagawa

  7. math.FA 2026-03-19 reviewed
    Choi-Cholesky algorithm builds explicit dilations for CP maps

    The Choi-Cholesky algorithm for completely positive maps

    Raj Dahya

  8. math.FA 2026-03-19 reviewed
    Weights must diverge on every tree branch for backward shifts to recur

    Chain recurrent shifts on trees

    Andrew Mortensen +1

  9. math.AP 2026-03-19 reviewed
    Weak solutions exist for Neumann problems with discontinuous nonlinearities

    Neumann problem with a discontinuous nonlinearity

    Debajyoti Choudhuri +2

  10. math.FA 2026-03-18 reviewed
    Strong duality holds for Delsarte problem on Abelian groups

    Duality for Delsarte's extremal problem on locally compact Abelian groups

    Elena E. Berdysheva +4

  11. math-ph 2026-03-17 reviewed
    Wiener-Hopf factorization solves reduced Einstein equations

    Solving gravitational field equations by Wiener-Hopf matrix factorisation, and beyond

    M. Cristina C\^amara +1

  12. math.FA 2026-03-17 reviewed
    Sharp norms derived for special Bergman space multipliers

    On the norms of the multiplication operators between weighted Bergman spaces

    Jianjun Jin

  13. math.FA 2026-03-17 reviewed
    Sharp norms proved for special Bergman multipliers

    On the norms of the multiplication operators between weighted Bergman spaces

    Jianjun Jin

  14. math.FA 2026-03-16 reviewed
    Open homomorphisms preserve multiplier symbols on groups

    On a theorem of M. Jodeit Jr. on pushforwards of Fourier multipliers

    Patrick Poissel

  15. math.FA 2026-03-16 reviewed
    UCP for Lévy operators holds exactly when resolvent does

    On the Unique Continuation Principle for a Class of Translation Invariant Nonlocal Operators

    David Berger +1

  16. math.MG 2026-03-14 reviewed
    Radial mean bodies convex for all p > -1

    Convexity of Radial Mean Bodies via an extension of Ball's Bodies

    Dylan Langharst

  17. math.FA 2026-03-10 reviewed
    TLp penalty yields tunable RIP bounds for sparse recovery

    Transformed $\ell_p$ Minimization Model and Sparse Signal Recovery

    Ziwei Li +3

  18. math.FA 2026-03-10 reviewed
    Commutators inherit convex body domination

    Convex body domination for the commutator of vector valued operators with multiple matrix-valued symbols

    Joshua Isralowitz +2

  19. math.DG 2026-03-10 reviewed
    Nonlinear Fubini theorem gives pointwise geometry for L^p curves

    Nonlinear Lebesgue spaces: Curves and geometry

    Guillaume S\'erieys (MAP5 - UMR 8145)

  20. math.FA 2026-03-09 reviewed
    Zador theorem extends to Bregman divergences

    Zador Theorem for optimal quantization with respect to Bregman divergences

    Guillaume Boutoille +1

  21. math.FA 2026-03-08 reviewed
    Ky Fan p-k norm subdifferential gives best-approximation test

    Properties of best approximations with respect to the Ky Fan $p$-$k$ norm, and the strict spectral approximant of a matrix

    Priyanka Grover +1

  22. math.FA 2026-03-08 reviewed
    Plank theorem settles Rump's 100-euro conjecture

    Plank theorems, Gaussian probabilistic estimates and Rump's 100 Euro conjecture

    Teng Zhang

  23. math.FA 2026-03-07 reviewed
    Novel method rules out isometric embeddings for more Schatten classes

    Isometric Embeddability of Schatten Classes Revisited

    Arup Chattopadhyay +2

  24. math.FA 2026-03-04 reviewed
    Boundedness notions for functionals on n-normed spaces agree

    Bounded Multilinear Functionals and Multicontinuous Functions on n-Normed Spaces

    Harmanus Batkunde +3

  25. math.FA 2026-03-03 reviewed
    Centered weighted composition operators on L2 spaces characterized without factorization

    Centered weighted composition operators on $L^2$-spaces revisited

    Piotr Budzy\'nski

  26. math.FA 2026-03-03 reviewed
    Doubly twisted near-isometries always admit Wold decompositions

    Doubly twisted near-isometries: Classification and a Wold-type decomposition

    Sneh Lata +2

  27. math.FA 2026-03-02 reviewed
    Weights control chaos for backward shifts on Fréchet spaces

    Distributional and mean Li-Yorke chaos for weighted shifts on Fr\'echet sequence spaces

    Jo\~ao V. A. Pinto

  28. math.AP 2026-03-02 reviewed
    Elliptic PDEs well-posed in L^p on C^k closed manifolds

    $\mathrm{L}^p$-based Sobolev theory on closed manifolds of minimal regularity: Scalar Elliptic Equations

    Gonzalo A. Benavides +2

  29. math.FA 2026-03-02 reviewed
    Bell violation size partially classifies von Neumann algebra type

    Violation of Bell-type Inequalities on Mutually-commuting von Neumann Algebra Models of Entanglement Swapping Networks

    Bingke Zheng +3

  30. math.FA 2026-03-02 reviewed
    Non-Archimedean spaces follow different Tarski-Maligranda inequalities

    Non-Archimedean Tarski-Maligranda Inequalities

    K. Mahesh Krishna

  31. math.FA 2026-03-02 reviewed
    uaw-Dunford-Pettis operators defined on Banach spaces

    Some properties of uaw-Dunford-Pettis operators

    Sanaa Boumnidel +1

  32. eess.SP 2026-02-27 reviewed
    Exact deconvolution by limiting recursive convolution sums

    Exact Deconvolution for Schwartz Kernels: From Polynomial Automorphisms to Recursive Inversion in Tempered Distributions

    Alfredo Gonz\'alez-Calvin

  33. math.CA 2026-02-23 reviewed
    Tent spaces characterize homogeneous Triebel-Lizorkin spaces

    A coherent theory of tent spaces and homogeneous Triebel-Lizorkin spaces

    Luca Haardt

  34. math.OA 2026-02-23 reviewed
    Length functions on étale groupoids yield compact quantum metrics

    Quantum metrics from length functions on \'etale groupoids

    Are Austad

  35. math.SP 2026-02-20 reviewed
    Resolvent norm either hits global minimum or grows linearly along lines

    On the directional growth of the resolvent norm

    Horia Cornean +2

  36. math.FA 2026-02-18 reviewed
    Quotient by ru-closed wedge produces Archimedeanization

    Relative uniform convergence and Archimedean property in pre-ordered vector spaces

    Eduard Emelyanov

  37. math.FA 2026-02-18 reviewed
    Quotient by ru-closure of positive wedge yields Archimedean space

    Relative uniform convergence and Archimedean property in pre-ordered vector spaces

    Eduard Emelyanov

  38. math.FA 2026-02-17 reviewed
    Dolbeault-Dirac operators yield p-independent indices on Kähler manifolds

    Dolbeault-Dirac operators on compact K\"ahler manifolds in Banach noncommutative geometry

    C\'edric Arhancet

  39. math.OC 2026-02-13 reviewed
    Subdifferential of convex suprema written directly from the data functions

    Explicit data-dependent characterizations of the subdifferential of convex pointwise suprema and optimality conditions

    Stephanie Caro +1

  40. math-ph 2026-02-13 reviewed
    Path components of gapped Hamiltonians classify all insulators

    Topological Classification of Insulators: III. Non-interacting Spectrally-Gapped Systems in All Dimensions

    Jui-Hui Chung +1

  41. math.CV 2026-02-12 reviewed
    Optimal domains of Volterra operators strictly contain Hardy spaces

    Recovering Hardy spaces from optimal domains of integration operators

    Setareh Eskandari +1

  42. math.FA 2026-02-08 reviewed
    Aluthge iterates of compact operators converge to normal ones

    The iterated Aluthge Transforms of compact operators

    Neeru Bala

  43. math.FA 2026-02-04 reviewed
    Fourier operators continuous on Orlicz modulation spaces

    Fourier integral operators on Orlicz modulation spaces

    Serap \"Oztop +2

  44. math.FA 2026-02-04 reviewed
    Smooth functions dense in Sobolev spaces over any open set in ℓ²

    "$H=W$" in infinite dimensions

    Zhouzhe Wang +3

  45. math.FA 2026-02-01 reviewed
    Triangle inequality holds for quadratic symmetric modulus

    An operator triangle inequality for the quadratic symmetric modulus

    Teng Zhang

  46. math.AP 2026-01-31 reviewed
    Rot operator has closed range exactly when domain bounded in two directions

    Gaffney's Inequality and the Closed Range Property of the De Rham Complex in Unbounded Domains

    Dirk Pauly +1

  47. math.AP 2026-01-29 reviewed
    Metaplectic semigroup extends to positive complex matrices

    The metaplectic semigroup and its applications to time-frequency analysis and evolution operators

    Gianluca Giacchi +2

  48. math.OA 2026-01-27 reviewed
    P_PHP groups produce selfless twisted C*-algebras of stable rank one

    Pureness and stable rank one for reduced twisted group $\mathrm{C}^\ast$-algebras of certain group extensions

    Felipe Flores +3

  49. math.FA 2026-01-27 reviewed
    Topology defined on Fremlin tensor product of lattices

    A topology on the Fremlin tensor product between locally solid vector lattices

    Omid Zabeti

  50. math.FA 2026-01-27 reviewed
    Strip-type operators give well-posed abstract Schrödinger and wave equations

    Strip-type operators and abstract Cauchy problems

    Nikolaos Roidos