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Related papers: Uniqueness type result in dimension 3

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We study a singular parabolic equation of the total variation type in one dimension. The problem is a simplification of the singular curvature flow. We show existence and uniqueness of weak solutions. We also prove existence of weak…

Analysis of PDEs · Mathematics 2009-11-13 Piotr B. Mucha , Piotr Rybka

For three dimensional complete Riemannian manifolds with scalar curvature no less than one, we obtain the sharp upper bound of complete stable minimal surfaces' diameter.

Differential Geometry · Mathematics 2025-05-27 Qixuan Hu , Guoyi Xu , Shuai Zhang

In this paper we prove a general uniqueness result in the inverse boundary value problem for the weighted p-Laplace equation in the plane, with smooth weights. We also prove a uniqueness result in dimension 3 and higher, for real analytic…

Analysis of PDEs · Mathematics 2025-09-16 Cătălin I. Cârstea , Ali Feizmohammadi

This paper is devoted to the existence of contact forms of prescribed Webster scalar curvature on a $3-$dimensional CR compact manifold locally conformally CR equivalent to the unit sphere $\mathbb{S}^{3}$ of $\mathbb{C}^{2}$. Due to…

Differential Geometry · Mathematics 2011-02-19 H. Chtioui , M. Ould Ahmedou , R. Yacoub

In this paper, we consider a class of prescribed Weingarten curvature equations. Under some sufficient condition, we obtain an existence result by the standard degree theory based on the a prior estimates for the solutions to the prescribed…

Differential Geometry · Mathematics 2019-10-25 Li Chen , Agen Shang , Qiang Tu

Several identities similar to the Schlaefli formula are established for tetrahedra in a space of constant curvature.

Geometric Topology · Mathematics 2008-02-20 Feng Luo

Type III methods were introduced by SAS to address difficulties in dummy-variable models for effects of multiple factors and covariates. They are widely used in practice; they are the default method in several statistical computing…

Methodology · Statistics 2018-04-03 Lynn Roy LaMotte

In this paper, we prove that the Milnor fibre of a singularity over an i.c.i.s. of dimension 3 has the homotopy type of a bouquet of spheres, provided that the function that defines the singularity has finite extended codimension with…

Algebraic Geometry · Mathematics 2010-02-22 Javier Fernandez de Bobadilla , Miguel Angel Marco-Buzunariz

In this paper we consider a class of prescribing curvature type equations on half Euclidean balls. Under suitable assumptions on the scalar curvature function and boundary mean curvature function we prove a min-max type inequality and the…

Analysis of PDEs · Mathematics 2013-09-05 Mathew Gluck , Ying Guo , Lei Zhang

A formula for the dimension of the smoothing component of a $3$-dimensional isolated Cohen--Macaulay singularity is shown. We apply this formula for a $1$-convex threefold with a connected exceptional curve which is blown down to a terminal…

Algebraic Geometry · Mathematics 2022-05-23 Sz-Sheng Wang

In this paper, we consider the indefinite scalar curvature problem on $R^n$. We propose new conditions on the prescribing scalar curvature function such that the scalar curvature problem on $R^n$ (similarly, on $S^n$) has at least one…

Differential Geometry · Mathematics 2008-10-24 Li Ma , Yihong Du

We prove a formula for the polar degree of projective hypersurfaces in terms of the Milnor data of the singularities, extending to 1-dimensional singularities the Dimca-Papadima result for isolated singularities. We discuss the…

Algebraic Geometry · Mathematics 2022-05-18 Dirk Siersma , Mihai Tibăr

We present results related to determination of the Unitarity Triangle angle phi_3.

High Energy Physics - Experiment · Physics 2007-05-23 The Belle Collaboration , P. Krokovny

We give an overview of our earlier classification results in [DW4] and [DW6] for superpotentials of scalar curvature type of the cohomogeneity one Ricci-flat equations. We then give an account of the classification in the case where the…

Differential Geometry · Mathematics 2010-12-22 Andrew Dancer , McKenzie Wang

We explain how to derive largeness constraints in scalar curvature geometry using some basic splitting results and the potential theory on singular area minimizing hypersurfaces. This includes a variety of results like the non-existence of…

Differential Geometry · Mathematics 2019-01-01 Joachim Lohkamp

In this paper, we consider the existence of mean curvature type hypersurfaces with prescribed gradient image. Let $\Omega$ and $\tilde{\Omega}$ be uniformly convex bounded domains in $\mathbb{R}^n$ with smooth boundary. We show that there…

Analysis of PDEs · Mathematics 2026-04-22 Jiguang Bao , Rongli Huang , Qinfeng Jiang

The purpose of this paper is to construct a crepant resolution of quotient singularities by trihedral groups ( finite subgroups of SL(3,C) of certain type ), and prove that each Euler number of the minimal model is equal to the number of…

alg-geom · Mathematics 2008-02-03 Yukari Ito

We derive a Liouville type result for special Lagrangian equations with certain "convexity" and restricted linear growth assumptions on the solutions.

Analysis of PDEs · Mathematics 2008-01-08 Micah Warren , Yu Yuan

We introduce the notion of curvature parameters for singular plane curves with finite multiplicities and define the notion of curvatures for them. We then provide criteria to determine their singularity types for A-simple singularities. As…

Differential Geometry · Mathematics 2025-12-30 Toshizumi Fukui , Saiki Hoshino

We classify singularities at infinity of polynomials of degree 3 in 3 variables, $ f (x_0, x_1, x_2) = f_1 (x_0, x_1, x_2) + f_2 (x_0, x_1, x_2) + f_3 (x_0, x_1, x_2) $, $ f_i $ homogeneous polynomial of degree $ i $, $ i = 1,2,3 $. Based…

Algebraic Geometry · Mathematics 2022-01-27 Nilva Rodrigues Ribeiro