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a, b | abba=b, aabab=a

Monoid presentation of length 11

Properties

Completion parameters

Complete rewriting system

  1. b4b
  2. ab3a
  3. baab2
  4. a2b3

Idempotents

2 elements

Cayley table

Idempotents are shown in bold.

1ababb2ab2b3
11ababb2ab2b3
aab3abbab2b2a
bbab2b2ab3abb
ababb2ab2b3abab
b2b2abb3ab2bab2
ab2ab2bab2abb3ab2
b3b3ababb2ab2b3

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

32 unique, 1222 total

Length:Presentation:Description:Related:
7 a, b | aaa=b, abb=1 Isomorphic to ℤ7 763 isomorphic
8 a, b | aaa=b, abb=a Finite commutative monoid with 7 elements 59 isomorphic
8 a, b | aaa=b, abb=b Finite commutative monoid with 7 elements 44 isomorphic
8 a, b | aa=b, abbb=b Finite commutative monoid with 7 elements 82 isomorphic
8 a, b | ab=a, baaa=b Finite non-commutative monoid with 7 elements 34 isomorphic
9 a, b | aaa=ab, baa=b Finite non-commutative monoid with 7 elements
9 a, b | aaa=bb, aab=b Finite commutative monoid with 7 elements 5 isomorphic
9 a, b | aab=aa, bbb=a Finite commutative monoid with 7 elements 35 isomorphic
9 a, b | aab=ab, bbb=a Finite commutative monoid with 7 elements 50 isomorphic
9 a, b | aab=a, baaa=b Finite non-commutative monoid with 7 elements 10 isomorphic
9 a, b | aab=b, babb=a Finite commutative monoid with 7 elements 20 isomorphic
9 a, b | aba=a, aaab=b Finite non-commutative monoid with 7 elements 5 isomorphic
9 a, b | ab=aa, aaa=bb Finite non-commutative monoid with 7 elements 3 isomorphic
9 a, b | bb=aa, aaa=ab Finite non-commutative monoid with 7 elements 1 isomorphic
9 a, b | bb=aa, aab=ab Finite non-commutative monoid with 7 elements 1 isomorphic
9 a, b | ab=a, bbb=baa Finite non-commutative monoid with 7 elements 5 isomorphic
10 a, b | aba=aaa, abb=b Finite non-commutative monoid with 7 elements
10 a, b | aba=aaa, baa=b Finite non-commutative monoid with 7 elements
10 a, b | abb=aab, bbb=a Finite commutative monoid with 7 elements 42 isomorphic
10 a, b | aaab=a, baaa=b Finite non-commutative monoid with 7 elements 8 isomorphic
10 a, b | aaab=b, aaba=a Finite non-commutative monoid with 7 elements 1 isomorphic
10 a, b | aaa=a, aabba=b Finite non-commutative monoid with 7 elements
10 a, b | ab=a, aaaaa=bb Finite commutative monoid with 7 elements 5 isomorphic
10 a, b | ab=a, bbbbb=aa Finite commutative monoid with 7 elements 2 isomorphic
10 a, b | ab=a, bbbbb=ba Finite non-commutative monoid with 7 elements 1 isomorphic
10 a, b | ab=a, aaaa=bbb Finite commutative monoid with 7 elements 4 isomorphic
10 a, b | ab=a, bbba=bbb Finite non-commutative monoid with 7 elements 3 isomorphic
10 a, b | ab=a, bbbb=aaa Finite commutative monoid with 7 elements 3 isomorphic
10 a, b | ab=a, bbbb=bba Finite non-commutative monoid with 7 elements 1 isomorphic
11 a, b | aaab=b, aaaba=a Finite non-commutative monoid with 7 elements 3 isomorphic
11 a, b | aaa=a, aababa=b Finite non-commutative monoid with 7 elements
11 a, b | aab=b, aaba=aaa Finite non-commutative monoid with 7 elements

Other isomorphic instances

1 total

Length:Presentation:
11a, b | abba=b, ababa=a