This paper introduces and studies the Heun-Racah and Heun-Bannai-Ito algebras abstractly and establishes the relation between these new algebraic structures and generalized Heun-type operators derived from the notion of algebraic Heun operators in the case of the Racah and Bannai-Ito algebras.

中文翻译：

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Heun-Racah 和 Heun-Bannai-Ito 代数

本文抽象地介绍和研究了 Heun-Racah 和 Heun-Bannai-Ito 代数，并在 Racah 和 Bannai-Ito 的情况下建立了这些新的代数结构与从代数 Heun 算子的概念导出的广义 Heun 型算子之间的关系。代数。