Results 11 to 20 of about 1,224,360 (135)

Strongly homogeneous spaces [PDF]

open access: yesProceedings of the American Mathematical Society, 1975
Spaces satisfying various conditions have previously been called strongly homogeneous spaces and many results about the group of homeomorphisms of such spaces have been proved. However spaces may satisfy some “strongly homogeneous” condition without being homogeneous.
openaire   +1 more source

Integrators on homogeneous spaces: Isotropy choice and connections [PDF]

open access: yes, 2016
We consider numerical integrators of ODEs on homogeneous spaces (spheres, affine spaces, hyperbolic spaces). Homogeneous spaces are equipped with a built-in symmetry. A numerical integrator respects this symmetry if it is equivariant.
Munthe-Kaas, Hans, Verdier, Olivier
core   +1 more source

Homogenisation on homogeneous spaces [PDF]

open access: yesJournal of the Mathematical Society of Japan, 2018
52 pages, to appear: Journal of the Mathematical Society of Japan.
openaire   +7 more sources

The nodal cubic is a quantum homogeneous space [PDF]

open access: yes, 2017
The cusp was recently shown to admit the structure of a quantum homogeneous space, that is, its coordinate ring B can be embedded as a right coideal subalgebra into a Hopf algebra A such that A is faithfully flat as a B-module.
Krähmer, Ulrich   +1 more
core   +2 more sources

NORMAL HOMOGENEOUS FINSLER SPACES [PDF]

open access: yesTransformation Groups, 2017
38 ...
Xu, Ming, Deng, Shaoqiang
openaire   +2 more sources

Well-posedness and scattering for the KP-II equation in a critical space [PDF]

open access: yes, 2009
The Cauchy problem for the Kadomtsev-Petviashvili-II equation (u_t+u_{xxx}+uu_x)_x+u_{yy}=0 is considered. A small data global well-posedness and scattering result in the scale invariant, non-isotropic, homogeneous Sobolev space \dot H^{-1/2,0}(R^2) is ...
Hadac, Martin   +2 more
core   +2 more sources

Lorentzian homogeneous spaces admitting a homogeneous structure of type T1+T3

open access: yes, 2005
We show that a Lorentzian homogeneous space admitting a homogeneous structure of type T1 + T3 is either a (locally) symmetric space or a singular homogeneous plane wave.Comment: 7 pages, Latex2e, a small note and a reference ...
Ambrose   +7 more
core   +3 more sources

On distinct distances in homogeneous sets in the Euclidean space

open access: yes, 2005
A homogeneous set of $n$ points in the $d$-dimensional Euclidean space determines at least $\Omega(n^{2d/(d^2+1)} / \log^{c(d)} n)$ distinct distances for a constant $c(d)>0$.
Solymosi, J., Toth, Cs. D.
core   +1 more source

Harmonic analysis on a finite homogeneous space

open access: yes, 2007
In this paper, we study harmonic analysis on finite homogeneous spaces whose associated permutation representation decomposes with multiplicity. After a careful look at Frobenius reciprocity and transitivity of induction, and the introduction of three ...
Scarabotti, Fabio, Tolli, Filippo
core   +1 more source

Diameters of Homogeneous Spaces [PDF]

open access: yesMathematical Research Letters, 2003
Let G be a compact connected Lie group with trivial center. Using the action of G on its Lie algebra, we define an operator norm | |_{G} which induces a bi-invariant metric d_G(x,y)=|Ad(yx^{-1})|_{G} on G. We prove the existence of a constant \approx .12 (independent of G) such that for any closed subgroup H \subsetneq G, the diameter of the quotient
Freedman, Michael H.   +2 more
openaire   +3 more sources

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