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a, b | ab=a, baaa=bb

Monoid presentation of length 9

Properties

Completion parameters

Complete rewriting system

  1. a4a
  2. aba
  3. b2ba3

Idempotents

3 elements

Cayley table

Idempotents are shown in bold.

1aba2baa3ba2ba3
11aba2baa3ba2ba3
aaa2aa3a2aa3a
bbbaba3ba2baba3ba2ba3
a2a2a3a2aa3a2aa2
bababa2baba3ba2baba3ba
a3a3aa3a2aa3a2a3
ba2ba2ba3ba2baba3ba2baba2
ba3ba3baba3ba2baba3ba2ba3

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

44 unique, 1202 total

Length:Presentation:Description:Related:
7 a, b | aab=1, bbbb=1 Isomorphic to ℤ8 727 isomorphic
7 a, b | aa=1, abba=b Finite non-commutative monoid with 8 elements 46 isomorphic
8 a, b | aba=b, aabb=1 Finite non-Abelian group with 8 elements 28 isomorphic
8 a, b | aa=a, bbbb=a Finite commutative monoid with 8 elements 48 isomorphic
8 a, b | aa=b, bbbb=a Finite commutative monoid with 8 elements 34 isomorphic
8 a, b | aa=b, bbbb=b Finite commutative monoid with 8 elements 46 isomorphic
8 a, b | aa=a, aba=bb Finite non-commutative monoid with 8 elements 5 isomorphic
8 a, b | aa=1, ababa=b Finite non-commutative monoid with 8 elements 13 isomorphic
9 a, b | aaa=bb, abb=b Finite commutative monoid with 8 elements 55 isomorphic
9 a, b | aaa=bb, bab=a Finite commutative monoid with 8 elements 9 isomorphic
9 a, b | aab=aa, baa=b Finite non-commutative monoid with 8 elements 8 isomorphic
9 a, b | aab=bb, baa=a Finite non-commutative monoid with 8 elements 4 anti-isomorphic
9 a, b | ab=aa, baaa=b Finite non-commutative monoid with 8 elements 6 isomorphic
9 a, b | ab=aa, bbbb=a Finite commutative monoid with 8 elements 32 isomorphic
9 a, b | bb=aa, aaab=a Finite commutative monoid with 8 elements 3 isomorphic
9 a, b | ab=aa, baa=bb Finite non-commutative monoid with 8 elements 1 isomorphic
9 a, b | ab=aa, bbb=aa Finite non-commutative monoid with 8 elements 1 isomorphic
9 a, b | ab=aa, bbb=ba Finite non-commutative monoid with 8 elements
9 a, b | aa=a, abbbb=b Finite non-commutative monoid with 8 elements 14 isomorphic
9 a, b | ab=a, bbaa=bb Finite non-commutative monoid with 8 elements 9 isomorphic
10 a, b | aab=bb, aaaa=b Finite commutative monoid with 8 elements 18 isomorphic
10 a, b | aab=bb, abbb=a Finite commutative monoid with 8 elements 10 isomorphic
10 a, b | aba=aa, aaab=b Finite non-commutative monoid with 8 elements 3 isomorphic
10 a, b | aab=a, bbaa=bb Finite non-commutative monoid with 8 elements
10 a, b | aab=b, aaaa=ba Finite non-commutative monoid with 8 elements
10 a, b | aab=b, abaa=aa Finite non-commutative monoid with 8 elements 1 isomorphic
10 a, b | aab=b, abbb=aa Finite commutative monoid with 8 elements 4 isomorphic
10 a, b | ab=aa, aaaa=bb Finite non-commutative monoid with 8 elements 7 isomorphic
10 a, b | ab=a, bbbb=baa Finite non-commutative monoid with 8 elements 2 isomorphic
11 a, b | aabb=aa, abaa=b Finite commutative monoid with 8 elements 7 isomorphic
11 a, b | aabb=aa, bbba=b Finite non-commutative monoid with 8 elements
11 a, b | abbb=aa, bbbb=a Finite commutative monoid with 8 elements 14 isomorphic
11 a, b | aab=b, aabaa=aa Finite non-commutative monoid with 8 elements 2 isomorphic
11 a, b | aab=a, bbbb=bbb Finite non-commutative monoid with 8 elements
11 a, b | aab=b, aaaa=aba Finite non-commutative monoid with 8 elements
11 a, b | aab=b, aaaa=abb Finite commutative monoid with 8 elements 1 isomorphic
11 a, b | ab=a, aaaaaa=bb Finite commutative monoid with 8 elements
11 a, b | ab=a, bbbbbb=aa Finite commutative monoid with 8 elements
11 a, b | ab=a, bbbbbb=ba Finite non-commutative monoid with 8 elements
11 a, b | ab=a, aaaaa=bbb Finite commutative monoid with 8 elements
11 a, b | ab=a, bbbbb=aaa Finite commutative monoid with 8 elements
11 a, b | ab=a, bbbbb=bba Finite non-commutative monoid with 8 elements
11 a, b | ab=a, bbbb=aaaa Finite commutative monoid with 8 elements
11 a, b | ab=a, bbbb=bbba Finite non-commutative monoid with 8 elements

Other isomorphic instances

9 total

Length:Presentation:
10a, b | ab=a, baaab=bb
10a, b | ab=a, baaba=bb
10a, b | ab=a, babaa=bb
11a, b | ab=a, baaabb=bb
11a, b | ab=a, baabab=bb
11a, b | ab=a, baabba=bb
11a, b | ab=a, babaab=bb
11a, b | ab=a, bababa=bb
11a, b | ab=a, babbaa=bb