Results 61 to 70 of about 379,230 (325)

The minimal volume orientable hyperbolic 3-manifold with 4 cusps [PDF]

open access: yes, 2012
We prove that the 8^4_2 link complement is the minimal volume orientable hyperbolic manifold with 4 cusps. Its volume is twice of the volume V_8 of the ideal regular octahedron, i.e. 7.32... = 2V_8.
K. Yoshida
semanticscholar   +1 more source

Arithmeticity, superrigidity and totally geodesic submanifolds of complex hyperbolic manifolds [PDF]

open access: yesInventiones Mathematicae, 2020
For n≥2\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$n \ge 2$$\end ...
U. Bader   +3 more
semanticscholar   +1 more source

Embedding arithmetic hyperbolic manifolds [PDF]

open access: yesMathematical Research Letters, 2018
We prove that any arithmetic hyperbolic $n$-manifold of simplest type can either be geodesically embedded into an arithmetic hyperbolic $(n+1)$-manifold or its universal $\mathrm{mod}~2$ Abelian cover can.
Kolpakov, Alexander   +2 more
openaire   +5 more sources

Dynamical system analysis of quintom dark energy model

open access: yesEuropean Physical Journal C: Particles and Fields, 2018
The present work deals with dynamical system analysis of a quintom model of dark energy. By suitable transformation of variables the Einstein field equations are converted to an autonomous system.
Sudip Mishra, Subenoy Chakraborty
doaj   +1 more source

Recovery of time dependent coefficients from boundary data for hyperbolic equations [PDF]

open access: yesJournal of Spectral Theory, 2019
We study uniqueness of the recovery of a time-dependent magnetic vector-valued potential and an electric scalar-valued potential on a Riemannian manifold from the knowledge of the Dirichlet to Neumann map of a hyperbolic equation.
A. Feizmohammadi   +3 more
semanticscholar   +1 more source

Local and Global Stability of Certain Mixed Monotone Fractional Second Order Difference Equation with Quadratic Terms

open access: yesAxioms, 2021
This paper investigates the local and global character of the unique positive equilibrium of a mixed monotone fractional second-order difference equation with quadratic terms.
Mirela Garić-Demirović   +2 more
doaj   +1 more source

Riemann solitons on para-Sasakian geometry

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2022
The goal of the present article is to investigate almost Riemann soliton and gradient almost Riemann soliton on 3-dimensional para-Sasakian manifolds.
K. De, U.C. De
doaj   +1 more source

Absolute profinite rigidity and hyperbolic geometry [PDF]

open access: yesAnnals of Mathematics, 2018
We construct arithmetic Kleinian groups that are profinitely rigid in the absolute sense: each is distinguished from all other finitely generated, residually finite groups by its set of finite quotients.
M. Bridson   +3 more
semanticscholar   +1 more source

Symplectically hyperbolic manifolds

open access: yesDifferential Geometry and its Applications, 2009
18 pages; preliminary ...
openaire   +3 more sources

Commensurators of Cusped Hyperbolic Manifolds [PDF]

open access: yesExperimental Mathematics, 2008
This paper describes a general algorithm for finding the commensurator of a non-arithmetic cusped hyperbolic manifold, and for deciding when two such manifolds are commensurable. The method is based on some elementary observations regarding horosphere packings and canonical cell decompositions. For example, we use this to find the commensurators of all
Goodman, O, Heard, D, Hodgson, C
openaire   +5 more sources

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