Back

〈a, b | ab=a, bba=bb〉

Monoid presentation of length 8

Properties

Completion parameters

Complete rewriting system

  1. a2 ⇒ a
  2. ab ⇒ a
  3. b2a ⇒ b2
  4. b3 ⇒ b2

Idempotents

4 elements

Cayley table

Idempotents are shown in bold.

1abbab2
11abbab2
aaaaaa
bbbab2b2b2
babababababa
b2b2b2b2b2b2

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

16 unique, 1447 total

Length:Presentation:Description:Related:
6 〈a, b | aa=b, abb=1〉 Isomorphic to ℤ5 1132 isomorphic
7 〈a, b | aa=b, abb=a〉 Finite commutative monoid with 5 elements 71 isomorphic
7 〈a, b | aa=b, abb=b〉 Finite commutative monoid with 5 elements 43 isomorphic
7 〈a, b | ab=a, baa=b〉 Finite non-commutative monoid with 5 elements 43 isomorphic
8 〈a, b | aaa=b, aab=b〉 Finite commutative monoid with 5 elements 27 isomorphic
8 〈a, b | aab=a, baa=b〉 Finite non-commutative monoid with 5 elements 8 isomorphic
8 〈a, b | aab=b, aba=a〉 Finite non-commutative monoid with 5 elements 8 isomorphic
8 〈a, b | ab=a, bbbb=a〉 Finite commutative monoid with 5 elements 32 isomorphic
8 〈a, b | ab=a, aaa=bb〉 Finite commutative monoid with 5 elements 19 isomorphic
8 〈a, b | ab=a, bbb=aa〉 Finite commutative monoid with 5 elements 9 isomorphic
8 〈a, b | ab=a, bbb=ba〉 Finite non-commutative monoid with 5 elements 4 isomorphic
9 〈a, b | aab=aa, bba=b〉 Finite non-commutative monoid with 5 elements 9 isomorphic
9 〈a, b | aab=b, aaba=a〉 Finite non-commutative monoid with 5 elements 10 isomorphic
10 〈a, b | aa=a, abbbba=b〉 Finite commutative monoid with 5 elements 3 isomorphic
11 〈a, b | aabb=a, baabb=b〉 Finite non-commutative monoid with 5 elements 10 isomorphic, 3 anti-isomorphic
11 〈a, b | aaa=aa, abbba=b〉 Finite commutative monoid with 5 elements

Other isomorphic instances

15 total

Length:Presentation:
9〈a, b | ab=a, bbab=bb〉
9〈a, b | ab=a, bbba=bb〉
10〈a, b | ab=a, bbabb=bb〉
10〈a, b | ab=a, bbbab=bb〉
10〈a, b | ab=a, bbbba=bb〉
11〈a, b | aab=a, bbaab=bb〉
11〈a, b | aab=a, bbaba=bb〉
11〈a, b | aab=a, bbabb=bb〉
11〈a, b | aab=a, bbbaa=bb〉
11〈a, b | aab=a, bbbab=bb〉
11〈a, b | aab=a, bbbba=bb〉
11〈a, b | ab=a, bbabbb=bb〉
11〈a, b | ab=a, bbbabb=bb〉
11〈a, b | ab=a, bbbbab=bb〉
11〈a, b | ab=a, bbbbba=bb〉