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The linear transports along paths in vector bundles introduced in Ref. [1] are applied to the special case of tensor bundles over a given differentiable manifold. Links with the transports along paths generated by derivations of tensor…

Differential Geometry · Mathematics 2007-05-23 Bozhidar Z. Iliev

We propose a conjectural determination of the Gromov-Witten theory of a root stack along a smooth divisor. We verify our conjecture under an additional assumption.

Algebraic Geometry · Mathematics 2016-06-14 Hsian-Hua Tseng , Fenglong You

In this paper, we will give an extension of Mok's theorem on the generalized Frankel conjecture under the condition of the orthogonal bisectional curvature.

Differential Geometry · Mathematics 2007-10-02 Hui-Ling Gu , Zhu-Hong Zhang

We introduce the Frenet theory of curves in dual space $\d^3$. After defining the curvature and the torsion of a curve, we classify all curves in dual plane with constant curvature. We also establish the fundamental theorem of existence in…

Differential Geometry · Mathematics 2024-12-02 Rafael López

We provide an alternative unified approach for proving the Pythagorean theorem (in dimension $2$ and higher), the law of sines and the law of cosines, based on the concept of shape derivative. The idea behind the proofs is very simple: we…

History and Overview · Mathematics 2023-10-02 Lorenzo Cavallina

Assume that the section conjecture holds over number fields. We prove then that it holds for a broad class of curves defined over finitely generated extensions of $\mathbb{Q}$. This class contains every projective, hyperelliptic curve,…

Number Theory · Mathematics 2023-03-02 Giulio Bresciani

We study the relative cone conjecture for families of $K$-trivial varieties with vanishing irregularity. As an application we prove that the relative movable and the relative nef cone conjectures hold for fibrations in projective IHS…

Algebraic Geometry · Mathematics 2024-10-17 Andreas Höring , Gianluca Pacienza , Zhixin Xie

In a recent paper published in Nature, Y.I. Sobolev et al. introduced the concept of trajectoids: convex, rigid objects, which roll without slip or spin on a flat plane along a prescribed periodic, unbounded planar path. A geometric…

Differential Geometry · Mathematics 2024-03-12 Péter L. Várkonyi

Inspired by the quantitative $K$-theory, in this paper, we introduce the coarse Baum-Connes conjecture with filtered coefficients which generalizes the original conjecture. There are two advantages for the conjecture with filtered…

Operator Algebras · Mathematics 2025-06-24 Jianguo Zhang

A general local center manifold theorem around stationary trajectories is proved for nonlinear cocycles acting on measurable fields of Banach spaces.

Probability · Mathematics 2024-08-12 Mazyar Ghani Varzaneh , Sebastian Riedel

We construct the infinite sequence of invariants for curves in surfaces by using word theory that V. Turaev introduced. For plane closed curves, we add some extra terms, e.g. the rotation number. From these modified invariants, we get the…

Geometric Topology · Mathematics 2007-05-23 Noboru Ito

In this note, making use of noncommutative $l$-adic cohomology, we extend the generalized Riemann hypothesis from the realm of algebraic geometry to the broad setting of geometric noncommutative schemes in the sense of Orlov. As a first…

Algebraic Geometry · Mathematics 2021-05-21 Goncalo Tabuada

The main theorem of the paper provides a way to produce examples such that the movable cone of an ample divisor does not coincide with the movable cone of its ambient variety.

Algebraic Geometry · Mathematics 2016-02-01 Zhan Li

We obtain new results on the existence and multiplicity of fixed points of Hammerstein equations in very general cones. In order to achieve this, we combine a new formulation of cones in terms of continuous functionals with fixed point…

Classical Analysis and ODEs · Mathematics 2016-11-09 Rubén Figueroa , F. Adrián F. Tojo

In this short note we apply a recent theorem of Koll\'ar about the arithmetic genus of curves to give a bound on the number of joints weighted by the multiplicities. This gives an affirmative answer to a conjecture of Carbery in the generic…

Combinatorics · Mathematics 2014-08-26 Márton Hablicsek

It is known that for a curve defined over $\mathbb{Q}$ of genus $g \leq 4$, there exists a point on the curve defined over a solvable extension of $\mathbb{Q}$. We relate points on curves of genus $g \geq 5$ over solvable extensions to the…

Number Theory · Mathematics 2025-10-13 James Rawson

In 1983, Nochka proved a conjecture of Cartan on defects of holomorphic curves in CP^n relative to a possibly degenerate set of hyperplanes. In this paper, we generalize the Nochka's theorem to the case of curves in a complex projective…

Complex Variables · Mathematics 2014-12-01 Gerd Dethloff , Tran Van Tan , Do Duc Thai

We give a proof of the Gromov compactness theorem using the language of stable curves (i.e. cusp-curve of Gromov, or stable maps of Kontsevich and Manin) in general setting: An almost complex structure on a target manifold is only…

Differential Geometry · Mathematics 2016-09-07 S. Ivashkovich , V. Shevchishin

Gorenstein liaison seems to be the natural notion to generalize to higher codimension the well-known results about liaison of varieties of codimension~2 in projective space. In this paper we study points in ${\mathbb P}^3$ and curves in…

Algebraic Geometry · Mathematics 2007-05-23 Robin Hartshorne

We give a variational proof of the existence and uniqueness of a convex cap with the given upper boundary. The proof uses the concavity of the total scalar curvature functional on the space of generalized convex caps. As a byproduct, we…

Differential Geometry · Mathematics 2007-05-23 Ivan Izmestiev
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