The classification, automorphism group, and derivation algebra of the loop algebra related to the Nappi-Witten Lie algebra

DOI10.1155/2021/7829521zbMath1477.17079OpenAlexW3193788693WikidataQ115243610 ScholiaQ115243610MaRDI QIDQ2666446

Xue Chen

Publication date: 22 November 2021

Published in: Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1155/2021/7829521

Mathematics Subject Classification ID

Kac-Moody (super)algebras; extended affine Lie algebras; toroidal Lie algebras (17B67) Infinite-dimensional Lie (super)algebras (17B65)

Cites Work

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• The abelian cosets of the Heisenberg group
• Representations of affine Nappi-Witten algebras
• Non-Abelian bosonization in two dimensions
• Derivations of certain algebras defined by étale descent
• String propagation in gravitational wave backgrounds
• String interactions in gravitational wave backgrounds
• Whittaker modules for the twisted affine Nappi-Witten Lie algebra \(\widehat{H}_4 [\tau\)]
• Determination of the differentiably simple rings with a minimal ideal
• Low-dimensional cohomology of current Lie algebras and analogs of the Riemann tensor for loop manifolds
• Derivations of Tensor Product Algebras
• Wess-Zumino-Witten model based on a nonsemisimple group
• Covering algebras II: Isomorphism of loop algebras

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