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a, b | aba=a, aaab=b

Monoid presentation of length 9

Properties

Completion parameters

Complete rewriting system

  1. a4a
  2. baa3
  3. a3bb
  4. b2a2b

Idempotents

3 elements

Cayley table

Idempotents are shown in bold.

1aba2aba3a2b
11aba2aba3a2b
aaa2aba3a2bab
bba3a2baba2ab
a2a2a3a2baba2ab
abababa2aba3a2b
a3a3aba2aba3a2b
a2ba2ba2aba3a2bab

Right Cayley graph

Idempotents are shown in bold.

Left Cayley graph

Idempotents are shown in bold.

Others with same cardinality

32 unique, 1218 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 | 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 | abba=b, aabab=a Finite non-commutative monoid with 7 elements 1 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

5 total

Length:Presentation:
11a, b | aba=a, aaaabb=b
11a, b | aba=a, aaabab=b
11a, b | aba=a, aabaab=b
11a, b | aba=a, abaaab=b
11a, b | aba=a, abbbbb=b