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Related papers: K\"ahler-Poisson algebras

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We introduce the \emph{universal algebra} of two Poisson algebras $P$ and $Q$ as a commutative algebra $A:={\mathcal P} (P, \, Q )$ satisfying a certain universal property. The universal algebra is shown to exist for any finite dimensional…

Rings and Algebras · Mathematics 2023-11-09 A. L. Agore , G. Militaru

In this paper, we develop a construction of Poisson $n$-Lie algebras arising from $n$-Lie algebras of Jacobians and establish conditions under which this construction yields a Poisson $n$-Lie algebra. We also formulate a general conjecture…

Rings and Algebras · Mathematics 2026-05-13 Xinru Cao , Zafar Normatov , Bakhrom Omirov

The notions of Poisson $H$-pseudoalgebras are generalizations of Poisson algebras in a pseudotensor category $\mathcal{M}^{\ast}(H)$. This paper introduces an analogue of Poisson-Ore extension in Poisson $H$-pseudoalgebras. Poisson…

Commutative Algebra · Mathematics 2025-05-14 Ying Chen , Jiafeng Lü , Jiaqun Wei

A new invariant of Poisson manifolds, a Poisson K-ring, is introduced. Hypothetically, this invariant is more tractable than such invariants as Poisson (co)homology. A version of this invariant is also defined for arbitrary algebroids.…

Differential Geometry · Mathematics 2007-05-23 Viktor L. Ginzburg

The structure of nearly K\"ahler manifolds was studied by Gray in several papers. More recently, a relevant progress on the subject has been done by Nagy. Among other results, he proved that a strict and complete nearly K\"ahler manifold is…

Differential Geometry · Mathematics 2010-11-29 J. C. González Dávila , F. Martín Cabrera

In this paper, we shall show that a polarized algebraic manifold is K-stable if the polarization class admits a Kaehler metric of constant scalar curvature. This generalizes the results of Chen-Tian, Donaldson and Stoppa. (Parts of the…

Differential Geometry · Mathematics 2008-12-30 Toshiki Mabuchi

Coisotropic algebras are used to formalize coisotropic reduction in Poisson geometry as well as in deformation quantization and find applications in various other fields as well. In this paper we prove a Serre-Swan Theorem relating the…

Differential Geometry · Mathematics 2022-04-20 Marvin Dippell , Felix Menke , Stefan Waldmann

Results on derivations and automorphisms of some quantum and classical Poisson algebras, as well as characterizations of manifolds by the Lie structure of such algebras, are revisited and extended. We prove in particular somehow unexpected…

Differential Geometry · Mathematics 2011-11-22 Janusz Grabowski , Norbert Poncin

In this paper we present an intrinsic characterisation of projective special K\"ahler manifolds in terms of a symmetric tensor satisfying certain differential and algebraic conditions. We show that this tensor vanishes precisely when the…

Differential Geometry · Mathematics 2021-04-13 Mauro Mantegazza

I prove that every finite-dimensional Poisson manifold X admits a canonical deformation quantization. Informally, it means that the set of equivalence classes of associative algebras close to the algebra of functions on X is in one-to-one…

q-alg · Mathematics 2011-06-15 Maxim Kontsevich

In this paper we develop Poisson geometry for non-commutative algebras. This generalizes the bi-symplectic geometry which was recently, and independently, introduced by Crawley-Boevey, Etingof and Ginzburg. Our (quasi-)Poisson brackets…

Quantum Algebra · Mathematics 2007-05-23 Michel Van den Bergh

We give an algebraic description of several modules and algebras related to the vector partition function, and we prove that they can be realized as the equivariant K-theory of some manifolds that have a nice combinatorial description. We…

K-Theory and Homology · Mathematics 2015-09-30 Francesco Cavazzani , Luca Moci

The purpose of this paper is to establish an explicit correspondence between various geometric structures on a vector bundle with some well-known algebraic structures such as Gerstenhaber algebras and BV-algebras. Some applications are…

dg-ga · Mathematics 2008-02-03 Ping Xu

After a brief summary of the main properties of Poisson manifolds and Lie algebroids in general, we survey recent work on the modular classes of Poisson and twisted Poisson manifolds, of Lie algebroids with a Poisson or twisted Poisson…

Symplectic Geometry · Mathematics 2012-12-05 Yvette Kosmann-Schwarzbach

In this paper, we consider Hessian equations with its structure as a combination of elementary symmetric functions on closed K\"ahler manifolds. We provide a sufficient and necessary condition for the solvability of these equations, which…

Differential Geometry · Mathematics 2021-08-13 Li Chen

We define admissible quasi-Hopf quantized universal enveloping (QHQUE) algebras by h-adic valuation conditions. We show that any QHQUE algebra is twist-equivalent to an admissible one. We prove a related statement: any associator is…

Quantum Algebra · Mathematics 2007-05-23 B. Enriquez , G. Halbout

In this paper, we study a certain cohomology attached to a smooth function, which arose naturally in Poisson geometry. We explain how this cohomology depends on the function, and we prove that it satisfies both the excision and the…

Differential Geometry · Mathematics 2007-05-23 Philippe Monnier

This note contributes to a circle of ideas that we have been developing recently in which we view certain abstract operator algebras $H^{\infty}(E)$, which we call Hardy algebras, and which are noncommutative generalizations of classical…

Operator Algebras · Mathematics 2007-07-13 Paul S. Muhly , Baruch Solel

The notion of a $F$-manifold algebras is an algebraic description of a $F$-manifold. In this paper, we introduce the notion of Hom-$F$-manifold algebras which is generalisation of $F$-manifold algebras and Hom-Poisson algebras. We develop…

Rings and Algebras · Mathematics 2021-02-11 Abdelkader Ben Hassin , Taoufik Chtioui , Mohamed Ali Maalaoui , Sami Mabrouk

In this paper, we first recall the notion of (noncommutative) Poisson conformal algebras and describe some constructions of them. Then we study the formal distribution (noncommutative) Poisson algebras and coefficient (noncommutative)…

Quantum Algebra · Mathematics 2022-09-27 Jiefeng Liu , Hongyu Zhou