Ternary semigroups of topological transformations of open sets of finite-dimensional Euclidean spaces
Firudin Kh. Muradov · AIP conference proceedings · 2021
Ternary semigroup is a universal algebra with an associative ternary operation. We give a characterization of open sets of finite-dimensional Euclidean spaces by ternary semigroups of pairs of homeomorphic transformations.