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Related papers: Parabolic Flow for Generalized complex Monge-Amp\`…

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Homological equations of tensor type associated to periodic flows on a manifold are studied. The Cushman intrinsic formula is generalized to the case of multivector fields and differential forms. Some applications to normal forms and the…

Mathematical Physics · Physics 2013-02-18 M. Avendaño Camacho , Yu. Vorobiev

Let $X$ be a compact complex manifold which admits a hermitian metric satisfying a curvature condition introduced by Guan-Li. Given a semipositive form $\theta$ with positive volume, we define the Monge-Amp\`ere operator for unbounded…

Complex Variables · Mathematics 2024-01-11 Mohammed Salouf

In this paper, we study the global regularity for regular Monge-Amp\`ere type equations associated with semilinear Neumann boundary conditions. By establishing a priori estimates for second order derivatives, the classical solvability of…

Analysis of PDEs · Mathematics 2015-08-20 Feida Jiang , Neil S. Trudinger , Ni Xiang

The regularity theory of the degenerate complex Monge-Amp\`{e}re equation is studied. The equation is considered on a closed compact K\"{a}hler manifold $(M,g)$ with nonnegative orthogonal bisectional curvature of dimension $m$. Given a…

Analysis of PDEs · Mathematics 2013-11-21 Sebastien Picard

We introduce a parabolic flow of almost Kahler structures, providing an approach to constructing canonical geometric structures on symplectic manifolds. We exhibit this flow as one of a family of parabolic flows of almost Hermitian…

Differential Geometry · Mathematics 2012-11-27 Jeffrey Streets , Gang Tian

In the present paper, we study some generalized Monge--Amp\`ere equations in terms of special exterior differential systems on a jet space. Moreover, we construct geometric singular solutions of the generalized Monge--Amp\`ere equations by…

Differential Geometry · Mathematics 2021-11-16 Masahiro Kawamata

We develop an alternative approach to Degenerate complex Monge-Amp\`ere equations on compact K\"ahler manifolds based on the concept of viscosity solutions and compare systematically viscosity concepts with pluripotential theoretic ones. We…

Algebraic Geometry · Mathematics 2014-03-10 Philippe Eyssidieux , Vincent Guedj , Ahmed Zeriahi

A PDE proof is provided for the sharp $L^\infty$ estimates for the complex Monge-Amp\`ere equation which had required pluripotential theory before. The proof covers both cases of fixed background as well as degenerating background metrics.…

Differential Geometry · Mathematics 2021-06-07 Bin Guo , Duong H. Phong , Freid Tong

Let (M,g) be a compact oriented Riemannian manifold with an incomplete edge singularity. This article shows that it is possible to evolve g by the Yamabe flow within a class of singular edge metrics. As the main analytic step we establish…

Analysis of PDEs · Mathematics 2015-02-02 Eric Bahuaud , Boris Vertman

We study the long time behavior of the volume preserving $p$-flow in $\mathbb{R}^{n+1}$ for $1\leq p<\frac{n+1}{n-1}$. By extending Andrews' technique for the flow along the affine normal, we prove that every centrally symmetric solution to…

Differential Geometry · Mathematics 2015-12-11 Mohammad N. Ivaki , Alina Stancu

In this paper, we obtain optimal asymptotic behavior of parabolically convex $C^{2,1}$ solution to the parabolic Monge-Amp\`ere equation $-u_t\det D_x^2u=f$, where $f$ converges to $1$ at infinity with a slow rate. This result extends the…

Analysis of PDEs · Mathematics 2026-03-26 Kui Yan , Jiguang Bao

Invertible neural networks based on Coupling Flows CFlows) have various applications such as image synthesis and data compression. The approximation universality for CFlows is of paramount importance to ensure the model expressiveness. In…

Machine Learning · Computer Science 2022-02-09 Junlong Lyu , Zhitang Chen , Chang Feng , Wenjing Cun , Shengyu Zhu , Yanhui Geng , Zhijie Xu , Yongwei Chen

We consider the complex Monge-Amp\`ere equation with an additional linear gradient term inside the determinant. We prove existence and uniqueness of solutions to this equation on compact Hermitian manifolds.

Differential Geometry · Mathematics 2021-06-15 Valentino Tosatti , Ben Weinkove

Given a cohomology $(1,1)$-class $\{\beta\}$ of compact Hermitian manifold $(X,\omega)$ possessing a bounded potential and fixed a model potential $\phi$, motivated by Darvas-Di Nezza-Lu and Li-Wang-Zhou's work, we show that degenerate…

Differential Geometry · Mathematics 2024-06-04 Yinji Li , Genglong Lin , Xiangyu Zhou

We propose an extension to our monotone and convergent method for the Monge-Amp\`{e}re equation in dimension $d \geq2$, that incorporates the idea of filtered schemes. The method combines our original monotone operator with a more accurate…

Numerical Analysis · Mathematics 2018-07-16 Ricardo H. Nochetto , Dimitrios Ntogkas

We prove the uniqueness and long time existence of the smooth solution to a parabolic Donaldson's equation on a compact complex manifold $M$.Then we show that a suitably normalized solution converges to a smooth function on $M$ in…

Differential Geometry · Mathematics 2022-08-17 Liangdi Zhang

Streets and Tian introduced a parabolic flow of pluriclosed metrics. We classify the long time behavior of homogeneous solutions of this flow on closed complex surfaces including minimal Hopf, Inoue, Kodaira, and non-Kahler, properly…

Differential Geometry · Mathematics 2015-08-07 Jess Boling

We study the Hermitian curvature flow of locally homogeneous non-K\"ahler metrics on compact complex surfaces. In particular, we characterize the long-time behavior of the solutions to the flow. We also provide the first example of a…

Differential Geometry · Mathematics 2020-07-01 Francesco Pediconi , Mattia Pujia

We introduce a parametric framework for the study of Willmore gradient flows which enables to consider a general class of weak, energy-level solutions and opens the possibility to study energy quantization and finite-time singularities. We…

Analysis of PDEs · Mathematics 2022-05-04 Francesco Palmurella , Tristan Rivière

In this note we provide uniform a priori estimates for solutions to degenerate complex Hessian equations on compact hermitian manifolds. Our approach relies on the corresponding a priori estimates for Monge-Amp\`ere equations; it provides…

Differential Geometry · Mathematics 2023-02-08 Vincent Guedj , Chinh H. Lu