We take a categorical approach to describe ternary derivations and ternary automorphisms of triangular algebras. New classes of automorphisms and derivations of triangular algebras are also introduced and studied.

中文翻译：

---

三角代数的三元映射

我们采用一种分类方法来描述三角代数的三阶导数和三阶自同构。还介绍和研究了新的一类自同构和三角形代数的导数。