#4192 ⟨a, b | aabbbaaab=ba

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  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. ca(ad)2c ⇒ a2d [8]
2. a4d ⇒ ca [6]
3. a(ad)3c ⇒ d [11]
4. (a2d)2adc ⇒ ca(ad)2a2d [9]
5. da((ad)2c)2 ⇒ a(ad)3d [16]
6. a(ad)3a2d ⇒ da(ad)2c [14]
7. ca2((ad)2c)2 ⇒ a2ca2dad2 [13]
8. a2ca(ad)2a2d ⇒ ca3dadc [10]
9. a(ad)3da(ad)2c ⇒ da(ad)2c(ad)2a2d [17]
10. (a2(da)2)2d2 ⇒ da2d(adc)2(ad)2c [19]
11. a2ca2dad2a(ad)2c ⇒ ca3dadc(ad)2a2d [15]
12. a2da2((ad)2c)2 ⇒ ca(ad)2a2ca2dad2 [20]
13. a(ad)3a2ca2dad2 ⇒ da2((ad)2c)2 [21]
14. a2ca2da2(ad)3d ⇒ ca3d(adc)2(ad)2c [18]
15. (a2ca(ad)2)2d ⇒ c2a2dc(ad)2c [24]
16. a(ad)3da2((ad)2c)2 ⇒ da(ad)2c(ad)2a2ca2dad2 [23]
17. a2ca2dad2a2((ad)2c)2 ⇒ ca3dadc(ad)2a2ca2dad2 [22]
18. a2b ⇒ c [2]
19. bd ⇒ a(ad)4c [12]
20. bc ⇒ a2dab [7]
21. ba ⇒ a2d [5]
# ab:aabbbaaab=ba reversed:dc/a/b aab=c,bbbac=d morph:3/0,5/0
caadadc=aad
aaaad=ca
aadadadc=d
aadaadadc=caadadaad
daadadcadadc=aadadadd
aadadadaad=daadadc
caaadadcadadc=aacaadadd
aacaadadaad=caaadadc
aadadaddaadadc=daadadcadadaad
aadadaaadadadd=daadadcadcadadc
aacaadaddaadadc=caaadadcadadaad
aadaaadadcadadc=caadadaacaadadd
aadadadaacaadadd=daaadadcadadc
aacaadaaadadadd=caaadadcadcadadc
aacaadadaacaadadd=ccaadcadadc
aadadaddaaadadcadadc=daadadcadadaacaadadd
aacaadaddaaadadcadadc=caaadadcadadaacaadadd
aab=c
bd=aadadadadc
bc=aadab
ba=aad