Аннотация:
This paper contains new results on conditions of an isotopy of two quasigroups and their orthogonality to parastrophes. The structure of parastrophe group of a quasigroup is defined. The results of this paper complement investigations of V. D. Belousov in [1, 2] and continue studies from [3].
Ключевые слова и фразы:quasigroup, isotopy, parastrophy, orthogonality.