#6688 ⟨a, b | aab=b, abba=ba⟩

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  1. Properties
  2. Rewriting system

Properties

Rewriting system

Format:
Word to reduce:
Tips:
  • Lowercase letters stand for generators.
  • Spaces are ignored.
  • Numbers repeat the previous letter, e.g. b90.
Reduction strategy:
Path to normal form: 1 
1
#RuleProof
1. ab2 ⇒ b3 [4]
2. aba ⇒ b2a [3]
3. a2b ⇒ b [1]
4. b4 ⇒ b2 [5]
5. b3a ⇒ ba [6]
# ab:aab=b,abba=ba ba
abb=bbb
aba=bba
aab=b
bbbb=bb
bbba=ba