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Related papers: Moore's Conjecture for Polyhedral Products

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We study Moore's conjecture and homotopy exponents for polyhedral products. For $(\underline{CA},\underline{A})^K$ where each $A_i$ is finite and has torsion-free homology, we prove that if $(\underline{CA},\underline{A})^K$ is rationally…

Algebraic Topology · Mathematics 2026-05-12 Briony Eldridge

We use symplectic techniques to obtain partial results on Mahler's conjecture about the product of the volume of a convex body and the volume of its polar. We confirm the conjecture for hyperplane sections or projections of $\ell_p$-balls…

Metric Geometry · Mathematics 2022-02-03 Roman Karasev

We develop a method for studying the pointed loop space of general polyhedral products, showing that many properties are determined by the moment-angle complex. To apply the method, we show that localised away from a finite set of primes,…

Algebraic Topology · Mathematics 2026-01-15 Lewis Stanton , Fedor Vylegzhanin

Let $X/C$ be a general product of elliptic curves. Our goal is to establish the Hodge-D-conjecture for $X$. We accomplish this when $\dim X \leq 5$. For $\dim X \geq 6$, we reduce the conjecture to a matrix rank condition that is amenable…

Algebraic Geometry · Mathematics 2021-09-02 Alexandru Ghitza , James D. Lewis , Karim Mansour , Genival Da Silva

In this paper we prove the Hodge conjecture for products of the form $S_1 \times ... S_n$, where $S_i$ are smooth projective surfaces such that $p_g(S_i)=1, q(S_i)=2$. We also prove the Hodge conjecture for arbitrary self-products of a K3…

Algebraic Geometry · Mathematics 2007-10-17 José J. Ramón-Marí

We show that the Friedlander-Mazur conjecture holds for the product of an elliptic curve with some smooth projective variety of dimension 3. Moreover, we show that the Friedlander-Mazur conjecture is stable under a surjective map. As…

Algebraic Geometry · Mathematics 2021-11-05 Jin Cao , Wenchuan Hu

In this paper, using pseudo-holomorphic curve method, one proves the Weinstein conjecture in the product $P_1\times P_2$ of two strongly geometrically bounded symplectic manifolds under some conditions with $P_1$. In particular, if $N$ is a…

Symplectic Geometry · Mathematics 2015-04-28 Yanqiao Ding , Jianxun Hu

For certain product varieties, Murre's conjecture on Chow groups is investigated. In particular, it is proved that Murre's conjecture (B) is true for two kinds of four-folds. Precisely, if $C$ is a curve and $X$ is an elliptic modular…

Algebraic Geometry · Mathematics 2011-10-05 Kejian Xu , Ze Xu

A famous conjecture of Hopf is that the product of the two-dimensional sphere with itself does not admit a Riemannian metric with positive sectional curvature. More generally, one may conjecture that this holds for any nontrivial product.…

Differential Geometry · Mathematics 2019-02-20 Manuel Amann , Lee Kennard

The goal is to verify the Hodge conjecture (and some related conjectures) for certain moduli spaces. It is shown that the (generalized) Hodge conjecture holds for the projective moduli spaces of vector bundles over an abelian or K3 surface…

Algebraic Geometry · Mathematics 2007-05-23 Donu Arapura

In this paper, we prove Mahler's conjecture concerning the volume product of centrally symmetric convex bodies in $\mathbb{R}^n$ in the case where $n=3$. Furthermore, we determine the equality condition.

Metric Geometry · Mathematics 2020-12-16 Hiroshi Iriyeh , Masataka Shibata

W. M. Hirsch formulated a beautiful conjecture on diameters of convex polyhedra.I suggest a new viewpoint with the deformation and moduli of polytopes.

Combinatorics · Mathematics 2008-04-25 Yuji Odaka

A polyhedral product is a natural subspace of a Cartesian product that is specified by a simplicial complex. The modern formalism arose as a generalization of the spaces known as moment-angle complexes which were developed within the…

Algebraic Topology · Mathematics 2024-08-27 A. Bahri , M. Bendersky , F. R. Cohen

The Stoker problem, first formulated in 1968, consists in understanding to what extent a convex polyhedron is determined by its dihedral angles. By means of the double construction, this problem is intimately related to rigidity issues for…

Differential Geometry · Mathematics 2012-10-12 Grégoire Montcouquiol

In this note we link symplectic and convex geometry by relating two seemingly different open conjectures: a symplectic isoperimetric-type inequality for convex domains, and Mahler's conjecture on the volume product of centrally symmetric…

Metric Geometry · Mathematics 2015-01-14 Shiri Artstein-Avidan , Roman Karasev , Yaron Ostrover

We prove all conjectures from chapter 7 of Yves Andr\'e's book on motives in the case of products of elliptic curves. The proofs given here are simpler and more uniform than the previous proofs in known cases.

Number Theory · Mathematics 2025-04-18 Bruno Kahn , with an appendix by Cyril Demarche

We show that very general hypersurfaces in odd-dimensional simplicial projective toric varieties verifying a certain combinatorial property satisfy the Hodge conjecture (these include projective spaces). This gives a connection between the…

Algebraic Geometry · Mathematics 2021-10-12 Ugo Bruzzo , Antonella Grassi

We introduce an analogue of the Mertens conjecture for elliptic curves over finite fields. Using a result of Waterhouse, we classify the isogeny classes of elliptic curves for which this conjecture holds in terms the size of the finite…

Number Theory · Mathematics 2019-02-20 Peter Humphries

Let $(M, \dr M)$ be a 3-manifold with incompressible boundary that admits a convex co-compact hyperbolic metric. We consider the hyperbolic metrics on $M$ such that $\dr M$ looks locally like a hyperideal polyhedron, and we characterize the…

Geometric Topology · Mathematics 2007-05-23 Jean-Marc Schlenker

We introduce polyhedral products in an $\infty$-categorical setting. We generalize a splitting result by Bahri, Bendersky, Cohen, and Gitler that determines the stable homotopy type of the a polyhedral product. We also introduce a motivic…

Algebraic Topology · Mathematics 2024-08-28 William Hornslien
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