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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.

169,341 papers · 148 categories

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0111 · Aug 199719922001200920182026
8 results for semi-calibrated 2-currents

Shows semi-calibrated 2-currents are related to smooth structures with applications.

problem Understanding the relationship between semi-calibrated 2-currents and smooth structures.
method Demonstrates that semi-calibrations of degree 2 are locally induced by smooth almost complex structures.
result Semi-calibrated 2-currents are pseudo-holomorphic, with applications in regularity theory.

Let $(M, \om)$ be a symplectic manifold, endowed with a compatible almost complex structure J and the associated metric g . For any p \in {1, 2, ... (dim M)/2} the form $\Om := \frac{\om^p}{p!}$ is a calibration. More generally, dropping the closedness assumption on $\om$, we get an almost hermitian manifold $(M, \om, …

2011-11-07abs ↗pdf ↗

In this paper the dynamics of the classical chiral QCD2QCD_{2} currents is studied. We describe how the dynamics of the theory can be summarized in an equation of the Lax form, thereby demonstrating the existence of an infinite set of conserved quantities. Next, the rr matrix of a fundamental Poisson relation is obtaine…

1997-08-14abs ↗pdf ↗

Study calibrated geometry in hyperkähler cones and their related spaces.

problem Characterize submanifolds in hyperkähler cones and related spaces.
method Systematic study of calibrated geometry in hyperkähler cones, 3-Sasakian manifolds, and twistor spaces.
result Obtain new characterizations of complex Lagrangian and complex isotropic cones in hyperkähler cones.

The paper studies minimal submanifolds from the abelian Higgs model, proving convergence of energy measures and currents.

problem Existence and properties of minimal submanifolds from the abelian Higgs model.
method Analyzes rescalings of the self-dual Yang-Mills-Higgs energy, showing convergence of energy measures and currents.
result Provides a variational construction of nontrivial critical points and proves the existence of stationary integral (n-2)-varifolds.