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a, b | aab=aa, bbbb=ba

Monoid presentation of length 11

Properties

Completion parameters

Complete rewriting system

  1. b8b7
  2. bab4
  3. a2ba2
  4. a3a2

Idempotents

4 elements

Cayley table

Idempotents are shown in bold.

1aba2abb2ab2b3ab3b4ab4b5ab5b6ab6b7ab7
11aba2abb2ab2b3ab3b4ab4b5ab5b6ab6b7ab7
aaa2aba2a2ab2a2ab3a2ab4a2ab5a2ab6a2ab7a2
bbb4b2b7b5b3b6b4b7b5b7b6b7b7b7b7b7
a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2
ababab4ab2ab7ab5ab3ab6ab4ab7ab5ab7ab6ab7ab7ab7ab7ab7
b2b2b5b3b7b6b4b7b5b7b6b7b7b7b7b7b7b7
ab2ab2ab5ab3ab7ab6ab4ab7ab5ab7ab6ab7ab7ab7ab7ab7ab7ab7
b3b3b6b4b7b7b5b7b6b7b7b7b7b7b7b7b7b7
ab3ab3ab6ab4ab7ab7ab5ab7ab6ab7ab7ab7ab7ab7ab7ab7ab7ab7
b4b4b7b5b7b7b6b7b7b7b7b7b7b7b7b7b7b7
ab4ab4ab7ab5ab7ab7ab6ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7
b5b5b7b6b7b7b7b7b7b7b7b7b7b7b7b7b7b7
ab5ab5ab7ab6ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7
b6b6b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7
ab6ab6ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7
b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7b7
ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7ab7

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

19 unique, 71 total

Length:Presentation:Description:Related:
10 a, b | aaaa=b, abbbb=1 Isomorphic to ℤ17 39 isomorphic
10 a, b | aab=b, babbb=a Finite non-commutative monoid with 17 elements 1 isomorphic
10 a, b | aba=b, baaab=a Finite non-commutative monoid with 17 elements
10 a, b | aba=b, babbb=a Finite non-commutative monoid with 17 elements
10 a, b | bb=aa, abab=aa Finite non-commutative monoid with 17 elements
10 a, b | bb=aa, abab=ab Finite non-commutative monoid with 17 elements
10 a, b | bb=aa, abab=ba Finite non-commutative monoid with 17 elements
11 a, b | aab=aaa, bbb=ab Finite non-commutative monoid with 17 elements
11 a, b | aab=aaa, bbb=ba Finite non-commutative monoid with 17 elements
11 a, b | aba=aaa, baa=bb Finite non-commutative monoid with 17 elements
11 a, b | aba=aaa, bbb=ab Finite non-commutative monoid with 17 elements
11 a, b | abb=aba, bbb=aa Finite non-commutative monoid with 17 elements
11 a, b | aaaa=b, abbbb=a Finite commutative monoid with 17 elements 2 isomorphic
11 a, b | aaaa=b, abbbb=b Finite commutative monoid with 17 elements 2 isomorphic
11 a, b | aabb=a, baaaa=b Finite non-commutative monoid with 17 elements 1 isomorphic
11 a, b | abba=a, aaaab=b Finite non-commutative monoid with 17 elements
11 a, b | aaa=ab, babbb=b Finite non-commutative monoid with 17 elements 3 isomorphic
11 a, b | aab=bb, bab=aaa Finite non-commutative monoid with 17 elements
11 a, b | aab=b, abbbba=a Finite non-commutative monoid with 17 elements 4 isomorphic