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<p>We construct Wells maps and Wells sequences for the abelian extensions of Novikov algebras by their modulesusing the cohomology of Chevalley–Eilenberg type.Also, we describe the obstruction of extensibility ofderivations and automorphisms in an abelian extension in terms of Wells&#xa0;maps.</p>

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Extensible Derivations and Automorphisms in the Abelian Extensions of Novikov Algebras by Their Modules

  • 期刊论文

  • 发表日期：

    2025年1月29日

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  • Y. Peng,
  • Y. Tan

摘要

We construct Wells maps and Wells sequences for the abelian extensions of Novikov algebras by their modulesusing the cohomology of Chevalley–Eilenberg type.Also, we describe the obstruction of extensibility ofderivations and automorphisms in an abelian extension in terms of Wells maps.