A certified basis of 6 identities
This list of identities is a basis, proved in Lean, of 3 semigroups of order six, all of which generate the variety V[5551]. Removing the identities that follow from the others leaves 2 identities (Vampire); the variety page shows the shortest known basis.
Identifier sb-a48f3d18890a23c1 in the data of the bases-min seal.
Certified for
The identities
- x³ ≈ x⁴
- x²y ≈ xyx
- x³y ≈ x²y
- x²y ≈ x²y²
- xy² ≈ xy³
- xy²z ≈ xyz