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775 papers in math.FA · page 6

  1. math.OC 2026-04-23 reviewed
    Entropic OT selects unique plan on each Euclidean transport ray

    Entropic regularization of Monge's problem

    Marcel Nutz +1

  2. math.FA 2026-04-23 reviewed
    s-John domains obey boxing inequalities for fractional perimeters

    Boxing inequalities for relative fractional perimeter and fractional Poincar\'e-type inequalities on John domains with the BBM factor

    Manzi Huang +3

  3. math.OA 2026-04-23 reviewed
    Normal operators similar to irreducibles fully characterized in factors

    The similarity of irreducible operators in factors

    Minghui Ma +2

  4. math.CV 2026-04-23 reviewed
    A^p_α spaces are not vector spaces for p ≠ 2

    $A^p_\alpha$ classes in the Dirichlet range: inner-outer factorization, Carleson measures and weak products

    Alberto Dayan +2

  5. math.FA 2026-04-23 reviewed
    Certified result: four time-frequency shifts stay independent under area and irrationality

    Lean-certified four-point HRT results for three lattice points and one off-lattice point

    Vignon Oussa

  6. math.FA 2026-04-22 reviewed
    Every Kurzweil-Stieltjes integrable function is Radon-measurable

    On measurability of Kurzweil--Stieltjes integrable functions on compact lines

    Leandro Candido +1

  7. math.FA 2026-04-22 reviewed
    Bochner integration built for random normed modules

    A Bochner-type integration theory for random normed modules

    Andrea Kubin +1

  8. math.RT 2026-04-22 reviewed
    Strong factorization holds for smooth vectors of exponential solvable Lie groups

    Strong factorization theorem for smooth vectors of exponential solvable Lie group representations

    Santiago Chaves +4

  9. math.OA 2026-04-22 reviewed
    Riesz products on quantum tori prove non-commutative Ornstein result

    Finite Riesz products and Ornstein non-inequalities on quantum tori

    Christos P. Tantalakis +1

  10. math.FA 2026-04-22 reviewed
    Domains near the ball can have infinitely many complement components yet keep τ close

    Geometric properties of Euclidean domains supporting trace inequalities

    Weicong Su +2

  11. math.NA 2026-04-22 reviewed
    Weak sequential non-expansiveness implies weak convergence of fixed point iterations

    Weakly convergent fixed point iterations for weakly sequentially non-expansive mappings

    Thomas P. Wihler

  12. math.FA 2026-04-22 reviewed
    Subordination to semigroups determines spectrum of Cesaro-Hardy operators

    Ces\`aro-Hardy operators on $L^p[0,1]$: fine spectrum, weighted Koopman semigroups and invariant subspaces

    Luciano Abad\'ias +2

  13. math-ph 2026-04-22 reviewed
    Lévy fields build exact Wightman quantum fields for d >= 4

    Direct construction of scalar quantum fields by L{\'e}vy fields -- nontrivial exact Wightman fields in a wider field with a relaxed G{\aa}rding-Wightman Axioms-

    Sergio Albeverio +3

  14. math.FA 2026-04-22 reviewed
    Archimedean algebras admit polynomial growth calculus under weighted completeness

    Lattice-ordered algebras admitting a polynomial growth continuous function calculus

    David Mu\~noz-Lahoz

  15. math.OC 2026-04-21 reviewed
    Symmetric costs are debiasable iff they admit an inf-representation

    Debiasing optimal transport: classical and entropic

    Pierre-Cyril Aubin-Frankowski +2

  16. math.FA 2026-04-21 reviewed
    Toeplitz operator test proves linear completeness in Sobolev spaces

    Linear completeness of trajectories in Sobolev spaces and the symmetrised polydisk

    Lyonell Boulton +1

  17. math.FA 2026-04-21 reviewed
    Quasi-density required but not enough for local Lipschitz one sets

    On local Lipschitz one sets

    Ziemowit M. W\'ojcicki

  18. math.FA 2026-04-21 reviewed
    Semigroups determine norm and spectrum of Cesaro operator on L2(0,1)

    The Cesaro operator on L^2(0, 1)

    Anil Belli +3

  19. math.AP 2026-04-21 reviewed
    Filter encodes anisotropic singularities and tracks their evolution

    The filter of singularities in global anisotropic microlocal analysis

    Luigi Rodino +1

  20. math.FA 2026-04-21 reviewed
    Truncations decide total boundedness in asymptotic L_p spaces

    A truncation criterion for compactness in asymptotic $L_p$ spaces

    Nuno J. Alves

  21. math.CA 2026-04-21 reviewed
    Abel-comparable kernel yields diverging Volterra solutions

    A counterexample to Abel-type asymptotics for scaled Volterra equations

    Adam Gregosiewicz

  22. math.FA 2026-04-21 reviewed
    Durrmeyer variant gives L^p convergence for Grünwald operators

    A Durrmeyer-type variant of Gr\"unwald Interpolation Operators

    P. C. Vinaya

  23. math.AP 2026-04-20 reviewed
    Duality characterizes subdifferential of adversarial total variation

    Duality for the Adversarial Total Variation

    Leon Bungert +1

  24. math.FA 2026-04-20 reviewed
    Weak minimizing property forces domain space to be reflexive

    Weak minimizing property and reflexivity

    Vladimir Kadets +1

  25. math.OA 2026-04-20 reviewed
    Groups are C*-simple exactly when they lack non-trivial amenable confined subalgebras

    $C^*$-simplicity, confined subalgebras, and operator algebraic uniform recurrence

    Tattwamasi Amrutam +1

  26. math.FA 2026-04-20 reviewed
    Operator A_p weights permit full Besov theory in Banach spaces

    Real-variable theory of function spaces with operator-valued $A_p$ weights in Banach spaces

    Tuomas P. Hyt\"onen +3

  27. math.FA 2026-04-20 reviewed
    Operator extension unifies tensor-product proofs for L1-preduals

    Operators on injective tensor products of L1-preduals

    \v{S}t\v{e}p\'an Ond\v{r}ej +1

  28. math.FA 2026-04-20 reviewed
    Classical criterion implies δ-hypercyclicity for every radius

    A Metric Framework for Approximate Transitivity, Mixing, and Hypercyclicity

    Hadi Obaid Alshammari +2

  29. math.FA 2026-04-20 reviewed
    Kantorovich variant gives Grünwald operators L^p convergence

    A Kantorovich-type variant of Gr\"unwald Interpolation Operators

    P. C. Vinaya

  30. math.FA 2026-04-20 reviewed
    Hyperpower series extend complex theorems to generalized functions

    Complex hyper-power series and generalized complex analytic functions

    Sekar Nugraheni +1

  31. math.FA 2026-04-20 reviewed
    Commutant of biharmonic Toeplitz operators fully characterized

    Commuting Toeplitz operators with biharmonic symbols

    Aissa Bouhali +2

  32. math.FA 2026-04-20 reviewed
    Simple conditions prove multilinear embeddings for sparse fractional operators

    Multilinear embedding theorem for fractional sparse operators

    Naoya Hatano +3

  33. math.FA 2026-04-20 reviewed
    Kerman-Sawyer trace inequality extends to product Morrey spaces

    The Kerman-Sawyer trace theorem for product Morrey spaces

    Naoya Hatano +3

  34. math.RA 2026-04-19 reviewed
    Jordan map property extends to n-Jordan maps under ring conditions

    A note on $n$-Jordan homomorphisms

    M. El Azhari

  35. math.DS 2026-04-19 reviewed
    Pressure is Legendre-Fenchel transform of negative entropy

    The Convex-Analytic Structure of Thermodynamic Equilibrium: Pressure, Subdifferentials, and Phase Transitions

    Abdoulaye Thiam

  36. math.FA 2026-04-19 reviewed
    q-Pochhammer form yields recurrence for q-Stancu moments

    Exploring q-Stancu Operators via a New Representation

    Feride Baraner +1

  37. math.FA 2026-04-19 reviewed
    Adams trace inequality extends to product Morrey spaces

    The Adams trace theorem for product Morrey spaces

    Naoya Hatano +3

  38. math.FA 2026-04-19 reviewed
    Strong concavity gives geometric fixed-point convergence in cones

    On Fixed Points of Nonlinear Monotone and Strongly Concave Operators Acting in Normal Cones

    Khachatur A. Khachatryan

  39. math.OC 2026-04-18 reviewed
    Linear Boţ-Nguyen acceleration equals weighted ergodic iteration

    Bo\c{t}-Nguyen Acceleration, Weighted Mean Ergodic Iteration, and the Beta-Binomial Distribution

    Heinz H. Bauschke +1

  40. math.FA 2026-04-18 reviewed
    Quaternion boostlet transform encodes polarization in vector wave analysis

    The Quaternion Boostlet Transform: Definition, Properties and Uncertainty Principles

    Owais Ahmad +1

  41. math.FA 2026-04-18 reviewed
    Duality map for L^p crossed products is isomorphism only if p=2 or group finite

    Takesaki duality for weak* closed $L^p$-operator crossed products

    Zhen Wang

  42. math.FA 2026-04-18 reviewed
    Markov semigroups establish Beckner inequalities on weighted Gaussians

    Log-Sobolev and Beckner inequalities and stability of Poincar\'e inequality with weighted Gaussian measures

    Nguyen Lam +2

  43. math.FA 2026-04-17 reviewed
    Lipschitz maps on measures admit continuous transport representations

    Continuous transformations of probability measures and their transport representations

    Hugo Lavenant +1

  44. math.CT 2026-04-17 reviewed
    No functorial transport of spectra along strong monoidal functors

    The Operadic Spectrum and Obstructions to Spectral Base Change

    Shih-Yu Chang

  45. math.FA 2026-04-17 reviewed
    Moments of eigenspaces characterize minimal spectral-norm matrices over C*-subalgebras

    Best approximants relative to a C$^*$-subalgebra, joint numerical range and subdifferentials

    Tamara Bottazzi +1

  46. math.PR 2026-04-17 reviewed
    Berry-Esseen bound proved for inner function iterates

    Normal approximation for iterated inner functions

    Yukun Chen +3

  47. math.AP 2026-04-17 reviewed
    Biharmonic heat equation yields analytic C0-semigroup under dynamic boundaries

    The Biharmonic Heat Equation with General Dynamic Boundary Conditions

    S. E. Chorfi +2

  48. math.LO 2026-04-17 reviewed
    Quotient encodings bound C*-algebra properties in the Borel hierarchy

    Polish spaces for countable and separable structures through quotient encodings

    Tomasz Kania

  49. math.AP 2026-04-16 reviewed
    p(x)-Laplace solutions converge as p(x) goes to infinity

    Limit as $p(x)\rightarrow \infty$ of $p(x)$-Harmonic functions for unbounded $p(x)$

    Behzad Djafari Rouhani +2

  50. math.FA 2026-04-16 reviewed
    k-plane transform gains Sobolev stability for every k

    Mapping estimates for the $k$-plane transform in Sobolev, Besov, and Triebel--Lizorkin Spaces

    Fatma Terzioglu