Results 21 to 30 of about 1,035 (266)

Projective modules over classical Lie algebras of infinite rank in the parabolic category

open access: yes, 2020
We study the truncation functors and show the existence of projective cover with a finite Verma flag of each irreducible module in parabolic BGG category O over infinite rank Lie algebra of types a, b, c, d. Moreover, O is a Koszul category.
Lam, Ngau,, Chen, Chih-Whi,
core   +1 more source

On the regularity conjecture for the cohomology of finite groups [PDF]

open access: yes, 2008
Non peer ...
Benson, David J., David J. Benson
core   +1 more source

Pseudo-differential equations, and the Bethe ansatz for the classical Lie algebras [PDF]

open access: yes, 2007
The correspondence between ordinary differential equations and Bethe ansatz equations for integrable lattice models in their continuum limits is generalised to vertex models related to classical simple Lie algebras.
Dunning, Clare   +4 more
core   +1 more source

Automorphisms of projective structures

open access: yes, 2023
International audienceWe study the problem of classifying local projective structures in dimension two having non trivial Lie symmetries. In particular we obtain a classification of flat projective structures having positive dimensional Lie algebra of ...
Loray, Frank, Falla Luza, Maycol
core   +1 more source

Linear free divisors and Frobenius manifolds [PDF]

open access: yes, 2009
We study linear functions on fibrations whose central fibre is a linear free divisor. We analyse the Gauß–Manin system associated to these functions, and prove the existence of a primitive and homogenous form.
Mond, David   +3 more
core   +1 more source

Projective vector fields on exponential -metrics

open access: yesMathematics Open
This paper is devoted to the study of the projective algebra of a certain class of [Formula: see text]-metrics. The projective algebra of a Finsler space is a finite-dimensional Lie algebra with respect to the usual Lie bracket.
Seyedeh Yasaman Sadati, Mehdi Rafie-Rad
doaj   +1 more source

Enveloping algebra annihilators and projection techniques for finite-dimensional cyclic modules of a semisimple Lie algebra [PDF]

open access: yesJournal of Mathematical Physics, 1984
Some results on the structure of finite-dimensional cyclic modules for a semisimple Lie algebra are presented. Cyclic modules arise naturally in constructing symmetry adapted states of a system using projection. Projecting out states with definite symmetry from an arbitrary state ψ is related to the properties of the cyclic module generated by ψ.
Gould, MD, Edwards, SA
openaire   +3 more sources

Geometric Complexity Theory -- Lie Algebraic Methods for Projective Limits of Stable Points

open access: yesCoRR, 2022
Let $G$ be a connected reductive group acting on a complex vector space $V$ and projective space ${\mathbb P}V$. Let $x\in V$ and ${\cal H}\subseteq {\cal G}$ be the Lie algebra of its stabilizer. Our objective is to understand points $[y]$, and their stabilizers which occur in the vicinity of $[x]$.
Bharat Adsul   +2 more
openaire   +2 more sources

Higher-dimensional automorphic lie algebras

open access: yes, 2016
The paper presents the complete classification of Automorphic Lie Algebras based on sln(C)sln(C) , where the symmetry group G is finite and acts on sln(C)sln(C) by inner automorphisms, sln(C)sln(C) has no trivial summands, and where the poles are in ...
Sanders, Jan   +11 more
core   +1 more source

Projection spaces and twisted Lie algebras

open access: yes, 2022
32 pages. To appear in Contemporary Mathematics.
openaire   +2 more sources

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