Articles with "extended affine" as a keyword



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Improved Delay-Range-Dependent Stability Condition for T–S Fuzzy Systems with Variable Delays Using New Extended Affine Wirtinger Inequality

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Published in 2020 at "International Journal of Fuzzy Systems"

DOI: 10.1007/s40815-019-00795-8

Abstract: In this paper, a new integral inequality lemma along with an appropriate Lyapunov–Krasovskii functional (LKF) is proposed for fuzzy time-delay system to enhance the delay upper bound estimate. The proposed lemma is referred to hereafter… read more here.

Keywords: extended affine; delay; inequality; stability condition ... See more keywords
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Integrable representations for toroidal extended affine Lie algebras

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Published in 2019 at "Journal of Algebra"

DOI: 10.1016/j.jalgebra.2018.11.003

Abstract: Let $\fg$ be any untwisted affine Kac-Moody algebra, $\mu$ any fixed complex number, and $\wt\fg(\mu)$ the corresponding toroidal extended affine Lie algebra of nullity two. For any $k$-tuple $\bm{\lambda}=({\lambda}_1, \cdots, {\lambda}_k)$ of weights of $\fg$,… read more here.

Keywords: extended affine; lie algebra; affine lie; toroidal extended ... See more keywords
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Vertex algebras and extended affine Lie algebras coordinated by rational quantum tori

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Published in 2021 at "Journal of Algebra"

DOI: 10.1016/j.jalgebra.2020.11.010

Abstract: Abstract Let sl N ˆ ( C q ) be the core of extended affine Lie algebra of type A N − 1 coordinated by the rational quantum 2-torus C q . In this paper,… read more here.

Keywords: algebra; affine lie; lie; coordinated rational ... See more keywords
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Extended affine Lie superalgebras and their affinizations

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Published in 2019 at "Communications in Algebra"

DOI: 10.1080/00927872.2018.1448840

Abstract: Abstract Extended affine Lie superalgebras are super versions of the defining axioms of extended affine Lie algebras or more generally invariant affine reflection algebras. This class includes finite dimensional basic classical simple Lie superalgebras and… read more here.

Keywords: lie superalgebras; affine lie; lie; superalgebras affinizations ... See more keywords
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Groups of Extended Affine Lie Type

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Published in 2019 at "Publications of the Research Institute for Mathematical Sciences"

DOI: 10.4171/prims/55-3-5

Abstract: We construct certain Steinberg groups associated to extended affine Lie algebras and their root systems. Then by the integration methods of Kac and Peterson for integrable Lie algebras, we associate a group to every tame… read more here.

Keywords: affine lie; lie; extended affine; groups extended ... See more keywords