базис тождеств On Variety of Semigroups of Reletions with Operation of Reflexive Double Cylindrification Authors: Bredikhin D. A., Popovich A. V. In the paper, the basis of identities for the variety generated by semigroups of relations with the operation of reflexive double cylindrification is found. Read more about On Variety of Semigroups of Reletions with Operation of Reflexive Double Cylindrification