SemiBase

A certified basis of 12 identities

This list of identities is a basis, proved in Lean, of [6, 2664], which generates the variety V[2664]. Removing the identities that follow from the others leaves 3 identities (Vampire); the variety page shows the shortest known basis.

Identifier sb-fcfc43ded8867397 in the data of the bases-min seal.

Certified for

The identities

  1. x³ ≈ x⁴
  2. x³y ≈ x²y
  3. xyx ≈ xy²x
  4. xy² ≈ xy³
  5. x²yx ≈ x²y²
  6. x²yx ≈ xyx²
  7. x²yx ≈ yxyx
  8. xy²z ≈ xyz
  9. x²yz ≈ yxyz
  10. xyzx ≈ xzyx
  11. x²yzx ≈ x²yzy
  12. x²yzx ≈ x²yz²