A certified basis of 2 identities
This list of identities is a basis, proved in Lean, of 11 semigroups of order six, all of which generate the variety V[5762]. Removing the identities that follow from the others leaves 2 identities (Vampire); the variety page shows the shortest known basis.
Identifier sb-0e068f590ada4363 in the data of the bases-min seal.
Certified for
[6, 5762] [6, 5764] [6, 9505] [6, 9507] [6, 9806] [6, 14997] [6, 15966] [6, 15967] [6, 15969] [6, 15970] [6, 15972]
The identities
- xy ≈ yx
- x³yzt ≈ yzt