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a, b | bb=aa, aba=b

Monoid presentation of length 8

Properties

Completion parameters

Complete rewriting system

  1. b5b
  2. baab3
  3. a2b2

Idempotents

2 elements

Cayley table

Idempotents are shown in bold.

1ababb2ab2b3ab3b4ab4
11ababb2ab2b3ab3b4ab4
aab2abb3ab2b4ab3bab4b2
bbab3b2ab4b3abb4ab2bab3
ababbab2b2ab3b3ab4b4abb
b2b2ab2b3ab3b4ab4babb2ab2
ab2ab2b4ab3bab4b2abb3ab2b4
b3b3abb4ab2bab3b2ab4b3ab
ab3ab3b3ab4b4abbab2b2ab3b3
b4b4ab4babb2ab2b3ab3b4ab4
ab4ab4b2abb3ab2b4ab3bab4b2

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

37 unique, 918 total

Length:Presentation:Description:Related:
7 a, b | aa=1, abbb=b Finite non-commutative monoid with 10 elements 51 isomorphic, 34 anti-isomorphic
8 a, b | aaa=b, abbb=1 Isomorphic to ℤ10 536 isomorphic
8 a, b | bb=aa, aba=a Finite non-commutative monoid with 10 elements 1 isomorphic
8 a, b | aa=a, bbb=ab Finite non-commutative monoid with 10 elements 3 isomorphic
9 a, b | aab=bb, bba=a Finite non-commutative monoid with 10 elements 6 isomorphic
9 a, b | aaa=b, abbb=a Finite commutative monoid with 10 elements 59 isomorphic
9 a, b | aaa=b, abbb=b Finite commutative monoid with 10 elements 35 isomorphic
9 a, b | bb=aa, aba=aa Finite non-commutative monoid with 10 elements 1 isomorphic
9 a, b | aa=a, bbbbb=a Finite commutative monoid with 10 elements 17 isomorphic
9 a, b | aa=b, bbbbb=b Finite commutative monoid with 10 elements 57 isomorphic
10 a, b | aaaa=b, aabb=b Finite commutative monoid with 10 elements 20 isomorphic
10 a, b | aaa=bb, abb=ab Finite non-commutative monoid with 10 elements 2 isomorphic
10 a, b | aaa=bb, abb=ba Finite non-commutative monoid with 10 elements
10 a, b | aab=aa, aba=bb Finite non-commutative monoid with 10 elements
10 a, b | aaa=b, abbb=bb Finite commutative monoid with 10 elements 3 isomorphic
10 a, b | aab=a, baaa=bb Finite non-commutative monoid with 10 elements
10 a, b | ab=aa, baaaa=b Finite non-commutative monoid with 10 elements 14 isomorphic
10 a, b | ab=aa, baaa=bb Finite non-commutative monoid with 10 elements 3 isomorphic
10 a, b | aa=a, abbbbb=b Finite non-commutative monoid with 10 elements 5 isomorphic
10 a, b | ab=a, baaaa=bb Finite non-commutative monoid with 10 elements 4 isomorphic
11 a, b | aaab=baa, abab=1 Finite non-Abelian group with 10 elements 3 isomorphic
11 a, b | aaaa=aa, abba=b Finite non-commutative monoid with 10 elements
11 a, b | aaaa=ab, baaa=b Finite non-commutative monoid with 10 elements
11 a, b | aaaa=bb, aaab=a Finite commutative monoid with 10 elements 1 isomorphic
11 a, b | aaaa=bb, aaab=b Finite commutative monoid with 10 elements 1 isomorphic
11 a, b | aabb=aa, bbbb=a Finite commutative monoid with 10 elements 3 isomorphic
11 a, b | abab=aa, baab=b Finite non-commutative monoid with 10 elements 4 isomorphic
11 a, b | aab=bb, aaaaa=b Finite commutative monoid with 10 elements 7 isomorphic
11 a, b | aab=bb, abbbb=a Finite commutative monoid with 10 elements 5 isomorphic
11 a, b | aba=aa, aaaab=b Finite non-commutative monoid with 10 elements
11 a, b | aab=b, abbbb=aa Finite commutative monoid with 10 elements 5 isomorphic
11 a, b | aaa=b, abbb=bbb Finite commutative monoid with 10 elements 1 isomorphic
11 a, b | aab=a, bbbb=bab Finite non-commutative monoid with 10 elements
11 a, b | aab=b, aaaa=baa Finite non-commutative monoid with 10 elements
11 a, b | aba=b, aaaa=bbb Finite commutative monoid with 10 elements
11 a, b | ab=a, bbbb=baaa Finite non-commutative monoid with 10 elements
11 a, b | ab=a, bbbb=bbaa Finite non-commutative monoid with 10 elements

Other isomorphic instances

1 total

Length:Presentation:
10a, b | aba=b, abab=aa