Results 71 to 80 of about 178 (165)

High temperature heat kernel expansion and its applications

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2013
The algorithm constructed to build the high-temperature heat kernel expansion and the statistic sum on the noncompact Lie groups manifolds is discussed in the article.
Vitaly Viktorovich Mikheyev
doaj   +1 more source

Conical spaces, modular invariance and c p,1 holography

open access: yesJournal of High Energy Physics, 2021
We propose a non-unitary example of holography for the family of two-dimensional logarithmic conformal field theories with negative central charge c = c p,1 = −6p + 13 − 6p −1.
Joris Raeymaekers
doaj   +1 more source

THE NON-DEGENERACY OF THE SKEW-SYMMETRIC BILINEAR FORM OF THE FINITE DIMENSIONAL REAL FROBENIUS LIE ALGEBRA

open access: yesBarekeng, 2022
A Frobenius Lie algebra is recognized as the Lie algebra whose stabilizer at a Frobenius functional is trivial. This condition is equivalent to the existence of a skew-symmetric bilinear form which is non-degenerate.
Edi Kurniadi
doaj   +1 more source

Averaging multipliers on locally compact quantum groups

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 3, March 2025.
Abstract We study an averaging procedure for completely bounded multipliers on a locally compact quantum group with respect to a compact quantum subgroup. As a consequence we show that central approximation properties of discrete quantum groups are equivalent to the corresponding approximation properties of their Drinfeld doubles.
Matthew Daws   +2 more
wiley   +1 more source

3D gravity in a box

open access: yesSciPost Physics, 2021
The quantization of pure 3D gravity with Dirichlet boundary conditions on a finite boundary is of interest both as a model of quantum gravity in which one can compute quantities which are "more local" than S-matrices or asymptotic boundary correlators,
Per Kraus, Ruben Monten, Richard M. Myers
doaj   +1 more source

The symplectic density property for Calogero–Moser spaces

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 2, February 2025.
Abstract We introduce the symplectic density property and the Hamiltonian density property together with the corresponding versions of Andersén–Lempert theory. We establish these properties for the Calogero–Moser space Cn$\mathcal {C}_n$ of n$n$ particles and describe its group of holomorphic symplectic automorphisms.
Rafael B. Andrist, Gaofeng Huang
wiley   +1 more source

Hofer–Zehnder capacity of disc tangent bundles of projective spaces

open access: yesJournal of the London Mathematical Society, Volume 110, Issue 1, July 2024.
Abstract We compute the Hofer–Zehnder capacity of disc tangent bundles of the complex and real projective spaces of any dimension. The disc bundle is taken with respect to the Fubini–Study resp. round metric, but we can obtain explicit bounds for any other metric.
Johanna Bimmermann
wiley   +1 more source

Equivariant Lagrangian Floer homology via cotangent bundles of EGN$EG_N$

open access: yesJournal of Topology, Volume 17, Issue 1, March 2024.
Abstract We provide a construction of equivariant Lagrangian Floer homology HFG(L0,L1)$HF_G(L_0, L_1)$, for a compact Lie group G$G$ acting on a symplectic manifold M$M$ in a Hamiltonian fashion, and a pair of G$G$‐Lagrangian submanifolds L0,L1⊂M$L_0, L_1 \subset M$.
Guillem Cazassus
wiley   +1 more source

Complexity of warped conformal field theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2023
Warped conformal field theories in two dimensions are exotic nonlocal, Lorentz violating field theories characterized by Virasoro–Kac–Moody symmetries and have attracted a lot of attention as candidate boundary duals to warped AdS $$_3$$ 3 spacetimes ...
Arpan Bhattacharyya   +2 more
doaj   +1 more source

Coadjoint Orbits, Cocycles and Gravitational Wess–Zumino [PDF]

open access: yesReviews in Mathematical Physics, 2018
About 30 years ago, in a joint work with L. Faddeev we introduced a geometric action on coadjoint orbits. This action, in particular, gives rise to a path integral formula for characters of the corresponding group [Formula: see text]. In this paper, we revisit this topic and observe that the geometric action is a 1-cocycle for the loop group [Formula:
Anton Alekseev, Samson L. Shatashvili
openaire   +7 more sources

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