Results 21 to 30 of about 4,659,666 (289)

Algebraic uniqueness of Kähler–Ricci flow limits and optimal degenerations of Fano varieties [PDF]

open access: yesGeometry & Topology, 2020
We prove that for any $\mathbb{Q}$-Fano variety $X$, the special $\mathbb{R}$-test configuration that minimizes the $H$-functional is unique and has a K-semistable $\mathbb{Q}$-Fano central fibre $(W, \xi)$.
Jiyuan Han, Chi Li
semanticscholar   +1 more source

Uniqueness of compact ancient solutions to three-dimensional Ricci flow [PDF]

open access: yesInventiones Mathematicae, 2020
In this paper, we study the classification of κ\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin ...
S. Brendle, P. Daskalopoulos, N. Šešum
semanticscholar   +1 more source

Structure‐guided identification of a selective sulfonamide‐based inhibitor targeting the human carbonic anhydrase VA isoform

open access: yesArchiv der Pharmazie, Volume 356, Issue 1, January 2023., 2023
Combining ligand‐based and structure‐based methodologies, the applied virtual screening approach identified a collection of sulfonamides targeting the human carbonic anhydrase (hCA) VA isoform. 2‐(3,4‐Dihydro‐2H‐quinolin‐1‐yl)‐N‐(4‐sulfamoylphenyl)acetamide was identified as a potent and selective lead compound as a candidate for further exploitation ...
Laura De Luca   +4 more
wiley   +1 more source

Rotational symmetry of ancient solutions to the Ricci flow in higher dimensions [PDF]

open access: yesGeometry & Topology, 2020
We extend the second part of \cite{Bre18} on the uniqueness of ancient $\kappa$-solutions to higher dimensions. We show that for dimensions $n \geq 4$ every noncompact, nonflat, complete, ancient solution of the Ricci flow that is uniformly PIC and ...
S. Brendle, Keaton Naff
semanticscholar   +1 more source

Concordance of breast cancer biomarker testing in core needle biopsy and surgical specimens: A single institution experience

open access: yesCancer Medicine, Volume 11, Issue 24, Page 4954-4965, December 2022., 2022
Retesting estrogen receptor and HER2 status provides more clinical benefit than retesting progesterone receptor status. We propose guidelines for retesting receptor profiles to aid patient care management decisions, prioritize clinical benefits, and minimize healthcare costs.
Jessica A. Slostad   +5 more
wiley   +1 more source

Radiometric Constraints on the Timing, Tempo, and Effects of Large Igneous Province Emplacement

open access: yesGeophysical Monograph Series, Page 27-82., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Jennifer Kasbohm   +2 more
wiley  

+4 more sources

The ∗-Ricci Operator on Hopf Real Hypersurfaces in the Complex Quadric

open access: yesMathematics, 2022
We study the ∗-Ricci operator on Hopf real hypersurfaces in the complex quadric. We prove that for Hopf real hypersurfaces in the complex quadric, the ∗-Ricci tensor is symmetric if and only if the unit normal vector field is singular.
Rongsheng Ma, Donghe Pei
doaj   +1 more source

The Ricci flow on a cylinder [PDF]

open access: yesRevista Colombiana de Matemáticas, 2017
En este artículo estudiamos el flujo de Ricci en superficies homeomorfas al cilindro (esto es, el producto de un círculo con un intervalo compacto). Al respecto, demostramos teoremas de existencia para todo tiempo de las soluciones asumiendo cierta simetría, teoremas sobre comportamiento asintótico, y reportamos un fenómeno interesante: la convergencia
CORTISSOZ, JEAN C., MURCIA, ALEXANDER
openaire   +4 more sources

Pluripotential Kähler–Ricci flows [PDF]

open access: yesGeometry & Topology, 2020
We develop a parabolic pluripotential theory on compact K{ }hler manifolds, defining and studying weak solutions to degenerate parabolic complex Monge-Amp{ }re equations. We provide a parabolic analogue of the celebrated Bedford-Taylor theory and apply it to the study of the K{ }hler-Ricci flow on varieties with log terminal singularities.
Guedj, Vincent   +2 more
openaire   +7 more sources

Perelman’s Ricci Flow in topological quantum gravity [PDF]

open access: yesAdvances in Theoretical and Mathematical Physics, 2020
We find the regime of our recently constructed topological nonrelativistic quantum gravity, in which Perelman's Ricci flow equations on Riemannian manifolds appear precisely as the localization equations in the path integral.
A. Frenkel   +2 more
semanticscholar   +1 more source

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