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428 papers in math.CA · page 6
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Sticky curved Kakeya reduces to classical for Bourgain operators
Bourgain's condition, sticky Kakeya, and new examples
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Bernstein inequalities strengthened on the unit ball
On Bernstein inequalities on the unit ball
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Finite field Bourgain theorems improve projection bounds
Bourgain-type projection theorems over finite fields
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Functions preserve matrix positivity in every dimension
The entrywise calculus and dimension-free positivity preservers, with an Appendix on sphere packings
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No homeomorphism improves every 1/2-Lipschitz function to W_2^{1/2}
The Sobolev space $W_2^{1/2}$: Simultaneous improvement of functions by a homeomorphism of the circle
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AI agent rediscovers best math solutions and finds improvements
Mathematical exploration and discovery at scale
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New matrix forms quantify peak transient growth in stable 2D systems
A Radial and Tangential Framework for Studying Transient Reactivity in Two-Dimensional Systems
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Lie algebra reps create matrix Krawtchouk polynomials
Algebraic interpretation of discrete families of matrix valued orthogonal polynomials
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Jacobi equation splits for homographic N-body motions
A natural decomposition of the Jacobi equation for some classes of $N$-body problems
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Optimizers exist for Wigner concentration over any finite-measure phase space set
On the existence of optimizers for nonlinear time-frequency concentration problems: the Wigner distribution
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Joint density realizes all large curve distances between sets
Joint upper Banach density, VC dimensions and Euclidean point configurations
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Ellipsoid parallelepipeds attain edge length 2^n sqrt(tr A)
Parallelepipeds of maximal facet area and total edge length in ellipsoids, through prescribed boundary points
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Tilted hyperplanes break maximal bounds on most two-step groups
Failure of stability of a maximal operator bound for perturbed Nevo-Thangavelu means
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Lower semicontinuity yields weighted BV structure theorems
Weighted Bounded Variation Revisited
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New condition extends bilinear inequality to negative potentials
Bilinear embedding for divergence-form operators with negative potentials
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Bilinear spherical maxima bounded by Minkowski dimension of dilations
Bilinear spherical maximal function with fractal dilations
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Generic perturbations make crossings transversal except on low-dim sets
A transversality theorem for multiple-point crossings under generic linear perturbations with Hausdorff measure estimates
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C-shaped curves fix exact multiplicity in Minkowski logistic problem
Bifurcation Curve Diagrams for a Diffusive Generalized Logistic Problem with Minkowski Curvature Operator and Constant-Yield Harvesting
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Dense sets control high-frequency Bessel functions uniformly
A High-Frequency Uncertainty Principle for the Fourier-Bessel Transform
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Doubling weights approximated by meromorphic inner function arguments
Inner approximations of doubling weights with applications to Beurling-Malliavin theory in Toeplitz kernels
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Entrywise maps preserving sign regularity fully classified
Entrywise preservers of sign regularity
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Few product states bound norms of d-local Hamiltonians
Approximating the operator norm of local Hamiltonians via few quantum states
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Bounded L^p to L^q operators satisfy weak (p0,a) bounds via exponent relation
A weak type $(p,a)$ criterion for operators, and applications
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Painlevé V asymptotics classified across right half-plane
Riemann-Hilbert characterisation of Painlev\'e 5 asymptotics and nonlinear monodromy-Stokes structure
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Lower bounds derived for linear forms with Chowla-Selberg periods
Linear independence measures for Chowla--Selberg periods
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Infinite sums alone yield a refined topology and new quotients
Algebraization of infinite summation
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Direct proof extends Carlitz-Mehler formula for Hermite polynomials
On the Carlitz-Mehler formula for Hermite polynomials
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Multi-linear maximal operators bounded along homogeneous curves
On Multi-linear Maximal Operators Along Homogeneous Curves
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Minkowski content equals perimeter iff anisotropic version matches average
Existence of Anisotropic Minkowski Content
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Quantization coefficients stay positive and finite on Lalley-Gatzouras carpets
Convergence order of the quantization error for self-affine measures on Lalley-Gatzouras carpets
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Matrix orthogonal polynomials admit strong asymptotics via adapted steepest descent
Asymptotics of matrix orthogonal polynomials on the real line
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Doubling sets in Hilbert space admit bounded tangent fields
Coarse and pointwise tangent fields
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Beta function gets inequalities for differences and ratios
Some inequalities for the beta function and its ratios
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Geometric programs yield Hölder regularity for operator capacity
Operator capacity, the Brascamp--Lieb inequality and geometric programming
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Explicit Runge-Kutta schemes made nearly symmetric
Explicit and Effectively Symmetric Runge-Kutta Methods
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Calibration yields solutions for Heisenberg Plateau problem
Plateau's Problem for intrinsic graphs in the Heisenberg Group
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Fourier bound on rescaling kernels controls truncated Riesz transforms
On the dimension-free control of higher order truncated Riesz transforms by higher order Riesz transforms
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Monodromy matrix assumptions yield continuous spectral density everywhere
Sturm-Liouville operators with periodically modulated parameters. Part I: Regular case
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Sparse bounds hold for rough operators with measurable spatial symbols
Some More Sparse Bounds for Rough and Smooth Pseudodifferential Operators
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Sobolev maps with homeomorphic boundaries are globally invertible
Global invertibility of Sobolev mappings with prescribed homeomorphic boundary values
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Sign preservers for fixed-size matrices are automorphism multiples
Entrywise transforms preserving matrix positivity and non-positivity
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Whitney jets extend computably when distance to the set is computable
Computability of a Whitney Extension
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Degenerate Laplacians obey HLS inequalities under A2 weights
On Hardy-Littlewood-Sobolev estimates for degenerate Laplacians
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Polynomial phase yields uniform L^p bounds for oscillatory integrals
A New Proof About Certain Oscillatory Singular Integrals with Nonstandard Kernel
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Middle-third Cantor set fits three families of zero- and positive-measure sets
Descriptions of Cantor Sets: A Set-Theoretic Survey and Open Problems
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Gaussian normalization fixes unique dimension-shift functor
The Dimension-Shift Category and Its Mellin-Gamma Representation
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Sub-Laplacian equation has unique solution in new spaces
Calder\'on-Hardy type spaces and the Heisenberg sub-Laplacian
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Restriction bound p>22/7 holds for hyperbolic paraboloid
Restriction and decoupling estimates for the hyperbolic paraboloid in $\mathbb{R}^3$
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Moderate growth gets new characterization via weight functions
On the equivalence between moderate growth-type conditions in the weight matrix setting II
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Fractal additive subgroup covers reals with one scaled copy
When is $A + x A =\mathbb{R}$