Results 21 to 30 of about 71,118 (212)

A geometrically bounding hyperbolic link complement [PDF]

open access: yes, 2015
A finite-volume hyperbolic 3-manifold geometrically bounds if it is the geodesic boundary of a finite-volume hyperbolic 4-manifold. We construct here an example of non-compact, finite-volume hyperbolic 3-manifold that geometrically bounds. The 3-manifold
Slavich, Leone
core   +1 more source

Margulis numbers for Haken manifolds [PDF]

open access: yes, 2011
For every closed hyperbolic Haken 3-manifold and, more generally, for any hyperbolic 3-manifold M which is homeomorphic to the interior of a Haken manifold, the number 0.286 is a Margulis number.
B. Shalen, Marc Culler, Peter
core   +1 more source

Topological invariants and Holomorphic Mappings

open access: yesComptes Rendus. Mathématique, 2022
Invariants for Riemann surfaces covered by the disc and for hyperbolic manifolds in general involving minimizing the measure of the image over the homotopy and homology classes of closed curves and maps of the $k$-sphere into the manifold are ...
Greene, Robert E.   +2 more
doaj   +1 more source

Macfarlane hyperbolic 3–manifolds [PDF]

open access: yesAlgebraic & Geometric Topology, 2018
We identify and study a class of hyperbolic 3-manifolds (which we call Macfarlane manifolds) whose quaternion algebras admit a geometric interpretation analogous to Hamilton's classical model for Euclidean rotations. We characterize these manifolds arithmetically, and show that infinitely many commensurability classes of them arise in diverse ...
openaire   +3 more sources

Identities on hyperbolic manifolds [PDF]

open access: yes, 2016
In this survey, we discuss four classes of identities due principally to Basmajian, McShane, Bridgeman-Kahn and Luo-Tan on hyperbolic manifolds and provide a unified approach for proving them. We also elucidate on the connections between the various identities.
Bridgeman, Martin, Tan, Ser Peow
openaire   +2 more sources

An example of an almost hyperbolic Hermitian manifold

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1998
The almost hyperbolic Hermitan manifolds introduced in [1] were classified for the first time in [2]. In this note we construct an example of an almost hyperbolic Hermitan manifold which belongs to a certain class that we study here.
Cornelia-Livia Bejan, Liviu Ornea
doaj   +1 more source

Diastatic entropy and rigidity of complex hyperbolic manifolds

open access: yesComplex Manifolds, 2016
Let f : Y → X be a continuous map between a compact real analytic Kähler manifold (Y, g) and a compact complex hyperbolic manifold (X, g0). In this paper we give a lower bound of the diastatic entropy of (Y, g) in terms of the diastatic entropy of (X, g0)
Mossa Roberto
doaj   +1 more source

Infrared phases of 3D class R theories

open access: yesJournal of High Energy Physics, 2022
We study the IR phases of 3D class R theories associated with closed non-hyperbolic 3-manifolds. Non-hyperbolic 3-manifolds can be obtained by performing Dehn fillings on 1-cusped hyperbolic 3-manifolds along exceptional slopes.
Sunjin Choi, Dongmin Gang, Hee-Cheol Kim
doaj   +1 more source

Partial Differential Equations and Quantum States in Curved Spacetimes

open access: yesMathematics, 2021
In this review paper, we discuss the relation between recent advances in the theory of partial differential equations and their applications to quantum field theory on curved spacetimes. In particular, we focus on hyperbolic propagators and the role they
Zhirayr Avetisyan, Matteo Capoferri
doaj   +1 more source

A hyperbolic 4-manifold [PDF]

open access: yesProceedings of the American Mathematical Society, 1985
There is a regular 4 4 -dimensional polyhedron with 120 dodecahedra as 3 3 -dimensional faces. (Coxeter calls it the " 120 120 -cell".) The group of symmetries of this polyhedron is the Coxeter group with diagram: \[ [ u n k ] [unk] \] For each pair ...
openaire   +1 more source

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