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A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,657 papers · 148 categories

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78156233311 · Jun 202019922001200920172026
48 results for unique minimizer

The study examines uniqueness and non-uniqueness of minimal surfaces in hyperbolic space.

problem Uniqueness and non-uniqueness of minimal surfaces in hyperbolic space.
method Analyzes criteria for uniqueness and constructs examples of non-uniqueness.
result Uniqueness of minimal surfaces is equivalent to uniqueness in a smaller class of stable minimal disks.

Euler's elastica with monotone curvature is uniquely minimal.

problem Global minimality of planar elastica with monotone curvature.
method Proof of global minimality using clamped boundary conditions and length penalization.
result Every planar elastica with non-constant monotone curvature is uniquely minimal.

The critical catenoid is uniquely determined by certain symmetries of its boundary.

problem Uniqueness of free boundary minimal annuli in a half-ball.
method Symmetry analysis and boundary conditions.
result An embedded free boundary minimal annulus with specific symmetries is congruent to the critical catenoid.

The minimizer of a volume function is unique for klt singularities.

problem Uniqueness of the minimizer of the normalized volume function for klt singularities.
method Defining stability thresholds for valuations and showing K-semistability.
result The minimizer of the normalized volume function for a klt singularity is unique up to rescaling.

Mathematical conditions and practical computations for adversarial robustness measures are established.

problem Existence, uniqueness, and scalability of adversarial robustness measures for AI classifiers.
method Formulated and proven mathematical conditions for existence, uniqueness, and explicit analytical computation of minimal adversarial paths and distances. Practical computation demonstrated on various AI tools and synthetic benchmarks.
result Explicit mathematical conditions and practical computations for adversarial robustness measures are established.

Adversarial consistency depends on the uniqueness of adversarial Bayes classifiers.

problem Consistency of adversarial surrogate losses is not guaranteed.
method Connected consistency of adversarial surrogate losses to the uniqueness of adversarial Bayes classifiers.
result A convex surrogate loss is statistically consistent for adversarial learning if and only if the adversarial Bayes classifier is unique.

Study shows unique tangent cones for area-minimizing currents at boundary points.

problem Uniqueness of tangent cones for area-minimizing currents with arbitrary multiplicity.
method Analysis of area minimizing currents in C2C^2 submanifolds with arbitrary boundary multiplicity.
result Tangent cones are unique at density Q/2Q/2 boundary points.

Study on unique generalized Gauss maps of minimal surfaces sharing hypersurfaces in projective varieties.

problem Uniqueness of generalized Gauss maps for minimal surfaces with shared hypersurfaces in projective varieties.
method Analysis of minimal surfaces in Rn+1\mathbb R^{n+1} with inverse images of hypersurfaces in a projective subvariety.
result Generalization and improvement of previous results on the uniqueness of generalized Gauss maps.

In this note, we study submanifold geometry of the Atiyah-Hitchin manifold, the double cover of the 22-monopole moduli space. When the manifold is naturally identified as the total space of a line bundle over S2S^2, the zero section is a distinguished minimal 22-sphere of considerable interest. In particular, there h…

2018-04-23abs ↗pdf ↗

We provide uniqueness results for compact minimal submanifolds in a large class of Riemannian manifolds of arbitrary dimension. In the case compact and Cartan-Hadamard manifolds we obtain general results for these submanifolds. Several applications to Geometric Analysis are also showed.

2016-06-21abs ↗pdf ↗

Unique solutions found for Plateau problems in smooth and continuous calibrations.

problem Finding unique solutions to the Plateau problem for specific types of currents.
method Boundary regularity theory for area-minimizing currents and unique continuation argument.
result Every compactly supported smoothly or continuously calibrated integral current is the unique solution to the Plateau problem for its boundary data.

Study proves uniqueness of tangent cones for area-minimizing currents in higher codimensions.

problem Understanding the fine structure of singular points in area-minimizing currents.
method Analysis of tangent cones and application of previous work.
result Uniqueness of tangent cones at Hm2\mathcal{H}^{m-2}-a.e. points in the support of area-minimizing currents.

We show that Lawson's bipolar surface τ~3,1\tildeτ_{3,1} is after stereographic projection the unique minimizer among immersed Klein bottles in its conformal class. We conjecture that it actually is the unique minimizer among immersed Klein bottles into Rn\mathbb{R}^n, n4n\geq 4, whose existence the authors and P. Breunin…

2016-06-15abs ↗pdf ↗

We show that for a generic nullhomotopic simple closed curve C in the boundary of a compact, orientable, mean convex 3-manifold M with trivial second homology, there is a unique area minimizing disk D embedded in M where the boundary of D is C. We also show that the same is true for absolutely area minimizing surfaces.

2008-10-28abs ↗pdf ↗

Let M be a compact, orientable, mean convex 3-manifold with boundary. We show that the set of all simple closed curves in the boundary of M which bound unique area minimizing disks in M is dense in the space of simple closed curves in the boundary of M which are nullhomotopic in M. We also show that the set of all simp…

2012-07-19abs ↗pdf ↗

The paper studies nonlocal isoperimetric problems in hyperbolic space and finds unique minimizers for small volumes.

problem Nonlocal isoperimetric problem in hyperbolic space.
method Investigates minimization of a functional with perimeter and a nonlocal term derived from the negative power of distance.
result Geodesic balls are unique minimizers for small volumes in hyperbolic space.

We show that minimal length carrier graphs are not unique, but if M is in a large class of hyperbolic 3-manifolds, including the geometrically finite ones, then M has only finitely many minimal length carrier graphs and no two of them are homotopic. As a corollary, we obtain a new proof that the isometry group of a geo…

2012-08-10abs ↗pdf ↗

The notion of a layered triangulation of a lens space was defined by Jaco and Rubinstein in earlier work, and, unless the lens space is L(3,1), a layered triangulation with the minimal number of tetrahedra was shown to be unique and termed its "minimal layered triangulation." This paper proves that for each integer n>1…

2008-05-16abs ↗pdf ↗

Study Born-Infeld solitons and solve Björling problem for them.

problem Existence and non-uniqueness of solutions to the Björling problem for Born-Infeld solitons.
method Two approaches: treating as time-like minimal surfaces or using Barbashov-Chernikov representation.
result Solution to Björling problem may not be unique.

Study on minimal submanifolds in curved spaces with unique solution to asymptotic Plateau problem.

problem Minimal submanifolds in negatively curved spaces with small curvature.
method Analysis of spheres at infinity and asymptotic Plateau problem.
result Complete minimal submanifolds bound a class of spheres with uniquely solvable asymptotic Plateau problem.

Study proves uniqueness of Yang-Mills field tangent cones in arbitrary dimensions.

problem Proving uniqueness of Yang-Mills field tangent cones.
method Log-epiperimetric inequality, Luckhaus type lemma, and curvature concentration exclusion.
result Uniqueness of tangent cones for Yang-Mills fields in arbitrary dimensions.

In this paper we prove that a flat free-boundary minimal nn-disk, n3n\geq3, in the unit Euclidean ball Bn+1B^{n+1} is the unique compact free boundary minimal hypersurface in the unit Euclidean ball which the squared norm of the second fundamental form is less than either n24\frac{n^2}{4} or (n2)24x2\frac{(n-2)^2}{4|x|^2}. Mor…

2018-07-27abs ↗pdf ↗

Study on singularities in area-minimizing currents, proving unique tangent cones and rectifiability.

problem Understanding singularities in area-minimizing currents.
method Fine excess decay theorems and almost monotonicity of a frequency function.
result Unique tangent cones and countably (m2)(m-2)-rectifiable singular set.

Unique K-polystable degenerations for Fano varieties confirmed.

problem Algebraic uniqueness of Kähler-Ricci flow limits on Fano manifolds.
method Study of optimal degeneration problems via new functionals of real valuations.
result Confirm algebraic uniqueness of Kähler-Ricci flow limits on Fano manifolds.

The paper studies the loss landscape of regularized deep matrix factorization, revealing unique and sharp minimizers.

problem Understanding the loss landscape and minimizers of regularized deep matrix factorization problems.
method Theoretical analysis of 2\ell^2-regularized deep matrix factorization/deep linear network training problems with squared-error loss.
result The unique end-to-end minimizer exists for all target matrices except for a set of Lebesgue measure zero.

Study on unique minimal hypersurfaces in rotational domains.

problem Existence of compact free-boundary minimal hypersurfaces in rotational domains.
method Integral identity for compact free-boundary minimal hypersurfaces, applied to rotational domains.
result Existence of minimal hypersurfaces in rotational domains without topological restrictions.