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arXiv research

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 · Nov 201719922001200920182026
9 results for C-subsolutions

Proves solvability of general inverse σ_k equations with constant coefficients.

problem Solvability of general inverse σ_k equations with constant coefficients.
method Proves existence of unique solution if a C-subsolution exists.
result Confirms analytical conjecture for deformed Hermitian--Yang--Mills equation.

The paper studies equations on almost Hermitian manifolds with estimates and existence results.

problem Solving Monge-Ampère type equations on compact almost Hermitian manifolds.
method Derives CC^{\infty} a priori estimates and obtains existence results under admissible conditions.
result Existence of solutions under admissible conditions for Monge-Ampère type equations.

The paper confirms the solvability of a complex equation for a 4D manifold.

problem Solvability of a deformed Hermitian--Yang--Mills equation on a 4D Kähler manifold.
method Used eigenvalues and topological constants to prove the existence of a C-subsolution.
result The existence of a C-subsolution implies the solvability of the deformed Hermitian--Yang--Mills equation when the complex dimension is 4 and θ is close to π.

Paper proves solutions for deformed Hermitian-Yang-Mills equation on almost Hermitian manifolds.

problem Existence of solutions for deformed Hermitian-Yang-Mills equation on almost Hermitian manifolds.
method Derive a priori estimates under the existence of an admissible C\mathcal{C}-subsolution; prove existence of solutions under the condition of existence of a supersolution.
result Proves existence of solutions for the deformed Hermitian-Yang-Mills equation.

Study fully nonlinear elliptic equations on compact hyperhermitian manifolds.

problem Solving fully nonlinear elliptic equations on compact hyperhermitian manifolds.
method Adapting Székelyhidi's approach to the hypercomplex setting, proving a priori estimates.
result Proves solvability of quaternionic Hessian and Monge-Ampère equations on compact flat hyperkähler manifolds.

Study C2\mathrm{C}^2 estimates for pp-Hessian equations on closed manifolds.

problem Estimating solutions to pp-Hessian equations on closed Riemannian manifolds.
method Introducing pseudo-solutions to generalize C\mathcal{C}-subsolution and proving C1\mathrm{C}^1 and C2\mathrm{C}^2 estimates.
result Proves C2\mathrm{C}^2 estimates for general pp-Hessian equations on closed manifolds under sharp conditions.

New tan-concavity property for Lagrangian phase operators helps in studying dHYM metrics.

problem Lack of concavity in Lagrangian phase operator for dHYM metrics.
method Introduce tangent Lagrangian phase flow (TLPF) on almost calibrated (1,1)-forms.
result TLPF exists for all positive time and converges to dHYM metrics under certain conditions.