Results 61 to 70 of about 5,224,338 (238)

Stability of Kähler-Ricci Flow [PDF]

open access: yesJournal of Geometric Analysis, 2009
We prove the convergence of Kähler-Ricci flow with some small initial curvature conditions. As applications, we discuss the convergence of Kähler-Ricci flow when the complex structure varies on a Kähler-Einstein manifold.
Chen, Xiuxiong, Li, Haozhao
openaire   +2 more sources

On the Uniqueness of Ricci Flow

open access: yesThe Journal of Geometric Analysis, 2018
All comments are welcome!
openaire   +2 more sources

$${\epsilon}$$ ϵ -regularity for shrinking Ricci solitons and Ricci flows [PDF]

open access: yesGeometric and Functional Analysis, 2017
Comment: 22 ...
Ge, Huabin, Jiang, Wenshuai
openaire   +3 more sources

Improving the Physicochemical Properties, Organic Acids, Amino Acids, Volatile Organic Compounds, and Metabolites of Laohan Melon Juice Through Fermentation With Different Lactic Acid Bacteria

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Fermentation with lactic acid bacteria could improve amino acids, volatile organic compounds (VOCs), and nonvolatile metabolites of Laohan melon juice (LMJ), which provides theoretical guidance for the development of Laohan melon beverage and advances knowledge of the metabolic mechanisms of VOCs in LMJ.
Yun Xie   +12 more
wiley   +1 more source

Evolution of a geometric constant along the Ricci flow

open access: yesJournal of Inequalities and Applications, 2016
In this paper, we establish the first variation formula of the lowest constant λ a b ( g ) $\lambda_{a}^{b}(g)$ along the Ricci flow and the normalized Ricci flow, such that to the following nonlinear equation there exist positive solutions: − Δ u + a u ...
Guangyue Huang, Zhi Li
doaj   +1 more source

Unique Asymptotics of Compact Ancient Solutions to Three‐Dimensional Ricci Flow [PDF]

open access: yes, 2019
We consider compact ancient solutions to the three-dimensional Ricci flow which are noncollapsed. We prove that such a solutions is either a family of shrinking round spheres, or it has a unique asymptotic behavior as $t \to -\infty$ which we describe ...
S. Angenent   +3 more
semanticscholar   +1 more source

Lymphatic Abnormalities in Noonan Syndrome Extend Beyond Clinically Apparent Disease

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Lymphatic disease represents a well‐described manifestation of Noonan syndrome (NS), yet the full phenotypic spectrum remains incompletely characterized, especially in asymptomatic individuals. We conducted a cross‐sectional study including 10 individuals with NS (four with peripheral lymphedema and six without) and 10 age‐ and sex‐matched ...
Inger Norlyk Sheyanth   +7 more
wiley   +1 more source

Pseudolocality for the Ricci Flow and Applications [PDF]

open access: yesCanadian Journal of Mathematics, 2011
Abstract Perelman established a differential Li-Yau-Hamilton (LYH) type inequality for fundamental solutions of the conjugate heat equation corresponding to the Ricci flow on compact manifolds. As an application of the LYH inequality, Perelman proved a pseudolocality result for the Ricci flow on compact manifolds. In this article we provide the details
Chau, Albert   +2 more
openaire   +2 more sources

Ricci ϕ-invariance on almost cosymplectic three-manifolds

open access: yesOpen Mathematics, 2023
Let M3{M}^{3} be a strictly almost cosymplectic three-manifold whose Ricci operator is weakly ϕ\phi -invariant. In this article, it is proved that Ricci curvatures of M3{M}^{3} are invariant along the Reeb flow if and only if M3{M}^{3} is locally ...
Pan Quanxiang
doaj   +1 more source

Remote Roca: Integrating Data From Archaeological Survey, Remote Sensing and Geophysics in the Hinterland at the Long‐Lasting Mediterranean Site of Rocavecchia (Apulia, Italy)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This study presents a multi‐method non‐invasive investigation of an approximately 4‐ha area associated with the long‐occupied coastal settlement of Rocavecchia (Apulia, southern Italy), situated between the prehistoric fortified peninsula and the Hellenistic‐Messapian walls.
Giuseppe Guarino   +3 more
wiley   +1 more source

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