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a, b | ab=aa, bbaa=bb

Monoid presentation of length 10

Properties

Completion parameters

Complete rewriting system

  1. aba2
  2. b3b2a
  3. b2a2b2
  4. a5a3

Idempotents

4 elements

Cayley table

Idempotents are shown in bold.

1aba2bab2a3ba2b2aa4ba3ba4
11aba2bab2a3ba2b2aa4ba3ba4
aaa2a2a3a3a3a4a4a4a3a3a4
bbbab2ba2b2ab2aba3b2b2ba4b2ab2
a2a2a3a3a4a4a4a3a3a3a4a4a3
bababa2ba2ba3ba3ba3ba4ba4ba4ba3ba3ba4
b2b2b2ab2ab2b2b2b2ab2ab2ab2b2b2a
a3a3a4a4a3a3a3a4a4a4a3a3a4
ba2ba2ba3ba3ba4ba4ba4ba3ba3ba3ba4ba4ba3
b2ab2ab2b2b2ab2ab2ab2b2b2b2ab2ab2
a4a4a3a3a4a4a4a3a3a3a4a4a3
ba3ba3ba4ba4ba3ba3ba3ba4ba4ba4ba3ba3ba4
ba4ba4ba3ba3ba4ba4ba4ba3ba3ba3ba4ba4ba3

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

51 unique, 657 total

Length:Presentation:Description:Related:
7 a, b | aab=a, bbb=1 Finite non-commutative monoid with 12 elements 8 isomorphic, 12 anti-isomorphic
7 a, b | ab=aa, bbb=1 Finite non-commutative monoid with 12 elements 9 isomorphic
8 a, b | aba=ab, bbb=1 Finite non-commutative monoid with 12 elements
8 a, b | aaaa=1, abbb=1 Isomorphic to ℤ12 325 isomorphic
8 a, b | ab=aa, bbb=b Finite non-commutative monoid with 12 elements
8 a, b | aaa=1, aabb=b Finite non-commutative monoid with 12 elements 16 isomorphic
9 a, b | aab=bb, aba=a Finite non-commutative monoid with 12 elements 2 isomorphic
9 a, b | aba=b, aaabb=1 Finite non-Abelian group with 12 elements 19 isomorphic
9 a, b | aaa=a, bbbb=a Finite commutative monoid with 12 elements 6 isomorphic
9 a, b | aaa=b, bbbb=a Finite commutative monoid with 12 elements 27 isomorphic
9 a, b | aaa=b, bbbb=b Finite commutative monoid with 12 elements 23 isomorphic
9 a, b | ab=aa, bbb=bb Finite non-commutative monoid with 12 elements
9 a, b | aaa=1, aabab=b Finite non-commutative monoid with 12 elements 8 isomorphic, 4 anti-isomorphic
10 a, b | bab=aba, aabb=1 Finite non-Abelian group with 12 elements 4 isomorphic
10 a, b | aaa=aa, bbbb=a Finite commutative monoid with 12 elements
10 a, b | aaa=ab, bbbb=a Finite commutative monoid with 12 elements 7 isomorphic
10 a, b | aaa=bb, bbbb=a Finite commutative monoid with 12 elements 43 isomorphic
10 a, b | aab=bb, abba=a Finite non-commutative monoid with 12 elements 6 isomorphic
10 a, b | aaa=ab, bab=bb Finite non-commutative monoid with 12 elements 1 isomorphic
10 a, b | aaa=a, aaab=bb Finite non-commutative monoid with 12 elements
10 a, b | aaa=b, bbbb=bb Finite commutative monoid with 12 elements 4 isomorphic
10 a, b | aab=a, bbbb=ba Finite non-commutative monoid with 12 elements
10 a, b | aab=a, bbbb=bb Finite non-commutative monoid with 12 elements
10 a, b | aba=a, bbbb=ab Finite non-commutative monoid with 12 elements
11 a, b | aaaa=aa, abab=b Finite non-commutative monoid with 12 elements
11 a, b | aaab=bb, aaba=a Finite non-commutative monoid with 12 elements 2 isomorphic
11 a, b | aab=aaa, baaa=b Finite non-commutative monoid with 12 elements 4 isomorphic
11 a, b | aab=aaa, bbbb=a Finite commutative monoid with 12 elements 2 isomorphic
11 a, b | aab=ba, ababbb=1 Finite non-Abelian group with 12 elements 5 isomorphic
11 a, b | aaa=aa, abbbb=b Finite non-commutative monoid with 12 elements
11 a, b | aaa=ab, aabb=bb Finite non-commutative monoid with 12 elements 2 isomorphic
11 a, b | aaa=bb, aabb=ab Finite non-commutative monoid with 12 elements 2 isomorphic
11 a, b | aaa=bb, aabb=ba Finite non-commutative monoid with 12 elements 1 isomorphic
11 a, b | aab=aa, abab=bb Finite non-commutative monoid with 12 elements
11 a, b | aab=bb, aaaa=ab Finite non-commutative monoid with 12 elements 1 isomorphic
11 a, b | aab=bb, aaaa=ba Finite non-commutative monoid with 12 elements
11 a, b | aba=bb, aabb=aa Finite non-commutative monoid with 12 elements 2 isomorphic
11 a, b | aab=a, baaaa=bb Finite non-commutative monoid with 12 elements
11 a, b | aba=b, bbbbb=aa Finite commutative monoid with 12 elements
11 a, b | aaa=b, bbbb=abb Finite commutative monoid with 12 elements 2 isomorphic
11 a, b | aab=a, bbaa=bbb Finite non-commutative monoid with 12 elements
11 a, b | aab=b, aaaa=bba Finite non-commutative monoid with 12 elements
11 a, b | ab=aa, baaaaa=b Finite non-commutative monoid with 12 elements 30 isomorphic
11 a, b | bb=aa, aaaaab=a Finite commutative monoid with 12 elements 15 isomorphic
11 a, b | ab=aa, baaaa=bb Finite non-commutative monoid with 12 elements 7 isomorphic
11 a, b | bb=aa, aaaa=aba Finite non-commutative monoid with 12 elements 4 isomorphic
11 a, b | bb=aa, aaab=aba Finite non-commutative monoid with 12 elements 3 isomorphic
11 a, b | bb=aa, abab=aba Finite non-commutative monoid with 12 elements
11 a, b | aa=a, abbbbbb=b Finite non-commutative monoid with 12 elements
11 a, b | ab=a, baaaaa=bb Finite non-commutative monoid with 12 elements
11 a, b | ab=a, bbaaa=bbb Finite non-commutative monoid with 12 elements

Other isomorphic instances

2 total

Length:Presentation:
10a, b | ab=aa, bbab=bb
10a, b | ab=aa, bbba=bb