SemiBase

A certified basis of 38 identities

This list of identities is a basis, proved in Lean, of [6, 3842] C₈, which generates the variety V[3842]. Removing the identities that follow from the others leaves 5 identities (Vampire); the variety page shows the shortest known basis.

Identifier sb-5239f4d9651a7cca in the data of the bases-min seal.

Certified for

The identities

  1. x² ≈ x³
  2. x²yx ≈ xyx
  3. xyx ≈ xyx²
  4. xyxy ≈ xy²x
  5. xyxy ≈ yx²y
  6. x³y²x ≈ xyxy
  7. x²yx²y ≈ yx²y
  8. x²y²x ≈ xy³x
  9. x²y²x ≈ yxy²x
  10. xy²x² ≈ xy²xy
  11. xy²x² ≈ xy²xy²x
  12. xyxzx ≈ xzxyx
  13. xyzxy ≈ xyzyx
  14. xyzxy ≈ yxzxy
  15. xyzxz ≈ xyz²x
  16. xyzxz ≈ zyx²z
  17. x³yz²x ≈ xzxyz
  18. x²yxz²x ≈ xzyxz
  19. x²yzx²y ≈ yzx²y
  20. x²yz²x ≈ xzyz²x
  21. x²yz²x ≈ zxyz²x
  22. xyx²z²x ≈ xyzxz
  23. xyxz²x ≈ xyz³x
  24. xyxz²x ≈ zyxz²x
  25. xy²xzx ≈ xy²xzy
  26. xyz²x² ≈ xyz²xz
  27. xy²xzx ≈ xy²xzy²x
  28. xyz²x² ≈ xyz²xz²x
  29. xyztxz ≈ xyztzx
  30. xyztxz ≈ zyxtxz
  31. x²yxzt²x ≈ xtyxzt
  32. xyx²zt²x ≈ xytxzt
  33. xyxzxt²x ≈ xytzxt
  34. xyxzt²x ≈ xytzt²x
  35. xyxzt²x ≈ tyxzt²x
  36. xyz²xtx ≈ xyz²xtz
  37. xyz²xtx ≈ xyz²xtz²x
  38. xyxzxtu²x ≈ xyuzxtu