Certificate for #3490 ⟨a, b, c | bb=aa, acb=c⟩

Completion settings:

[1] bb=aa

Axiom: bb=aa.

Defines rule #10.

Referenced by [5], [6], [8], [10], [20], [22], [24], [25], [27].

[2] acb=c

Axiom: acb=c.

Defines rule #15.

Referenced by [6], [7], [11], [13], [15], [17], [20], [22], [23], [26].

[3] aba=d

Axiom: aba=d.

Defines rule #3.

Referenced by [4], [7], [8], [9], [12], [14], [18], [19], [21].

[4] abd=dba

Overlap of [3] aba=d with [3] aba=d:

ab a aba

Critical pair: abd=dba.

Defines rule #9.

[5] aab=baa

Overlap of [1] bb=aa with [1] bb=aa:

b b bb

Critical pair: baa=aab.

Flip LHS and RHS.

Defines rule #4.

Referenced by [8], [9], [14], [16], [18], [21], [24], [25], [26], [27].

[6] acaa=cb

Overlap of [2] acb=c with [1] bb=aa:

ac b bb

Critical pair: acaa=cb.

Defines rule #12.

Referenced by [17], [18], [23].

[7] abc=dcb

Overlap of [3] aba=d with [2] acb=c:

ab a acb

Critical pair: abc=dcb.

Referenced by [20].

[8] dab=aaaaa

Overlap of [3] aba=d with [5] aab=baa:

ab a aab

Critical pair: abbaa=dab.

Reduce LHS:

[1]a(bb)aa
⇒ aaaaa

Flip LHS and RHS.

Defines rule #6.

Referenced by [19].

[9] baaa=ad

Overlap of [5] aab=baa with [3] aba=d:

a ab aba

Critical pair: ad=baaa.

Flip LHS and RHS.

Defines rule #2.

Referenced by [10], [11], [12], [13], [14], [26].

[10] bad=aaaaa

Overlap of [1] bb=aa with [9] baaa=ad:

b b baaa

Critical pair: bad=aaaaa.

Defines rule #8.

[11] acad=caaa

Overlap of [2] acb=c with [9] baaa=ad:

ac b baaa

Critical pair: acad=caaa.

Defines rule #14.

[12] aad=daa

Overlap of [3] aba=d with [9] baaa=ad:

a ba baaa

Critical pair: aad=daa.

Defines rule #1.

[13] baac=adcb

Overlap of [9] baaa=ad with [2] acb=c:

baa a acb

Critical pair: baac=adcb.

Defines rule #19.

Referenced by [22], [23].

[14] bda=adb

Overlap of [9] baaa=ad with [5] aab=baa:

ba aa aab

Critical pair: babaa=adb.

Reduce LHS:

[3]b(aba)a
⇒ bda

Defines rule #7.

Referenced by [15], [16].

[15] bdc=adbcb

Overlap of [14] bda=adb with [2] acb=c:

bd a acb

Critical pair: bdc=adbcb.

Referenced by [20], [24].

[16] bdbaa=adbab

Overlap of [14] bda=adb with [5] aab=baa:

bd a aab

Critical pair: bdbaa=adbab.

Defines rule #11.

[17] acac=cbcb

Overlap of [6] acaa=cb with [2] acb=c:

aca a acb

Critical pair: acac=cbcb.

Referenced by [25].

[18] acda=cbab

Overlap of [6] acaa=cb with [5] aab=baa:

aca a aab

Critical pair: acabaa=cbab.

Reduce LHS:

[3]ac(aba)a
⇒ acda

Defines rule #13.

Referenced by [20], [21].

[19] dd=aaaaaa

Overlap of [8] dab=aaaaa with [3] aba=d:

d ab aba

Critical pair: dd=aaaaaa.

Defines rule #5.

[20] acdc=cadbcbaa

Overlap of [18] acda=cbab with [2] acb=c:

acd a acb

Critical pair: acdc=cbabcb.

Reduce RHS:

[7]cb(abc)b
[1]⇒ cbdc(bb)
[15]⇒ c(bdc)aa
⇒ cadbcbaa

Referenced by [27].

[21] acdbaa=cbdb

Overlap of [18] acda=cbab with [5] aab=baa:

acd a aab

Critical pair: acdbaa=cbabab.

Reduce RHS:

[3]cb(aba)b
⇒ cbdb

Defines rule #16.

[22] bac=adcaa

Overlap of [13] baac=adcb with [2] acb=c:

ba ac acb

Critical pair: bac=adcbb.

Reduce RHS:

[1]adc(bb)
⇒ adcaa

Defines rule #18.

[23] bc=adcbaa

Overlap of [13] baac=adcb with [6] acaa=cb:

ba ac acaa

Critical pair: bacb=adcbaa.

Reduce LHS:

[2]b(acb)
⇒ bc

Defines rule #17.

Referenced by [24], [25], [27].

[24] bdc=adadcaaaa

Simplify [15] bdc=adbcb.

Reduce RHS:

[23]ad(bc)b
[5]⇒ adadcb(aab)
[1]⇒ adadc(bb)aa
⇒ adadcaaaa

Defines rule #20.

[25] acac=cadcaaaa

Simplify [17] acac=cbcb.

Reduce RHS:

[23]c(bc)b
[5]⇒ cadcb(aab)
[1]⇒ cadc(bb)aa
⇒ cadcaaaa

Defines rule #22.

Referenced by [26].

[26] acc=cadcada

Overlap of [25] acac=cadcaaaa with [2] acb=c:

ac ac acb

Critical pair: acc=cadcaaaab.

Reduce RHS:

[5]cadcaa(aab)
[5]⇒ cadc(aab)aa
[9]⇒ cadc(baaa)a
⇒ cadcada

Defines rule #21.

[27] acdc=cadadcaaaaaa

Simplify [20] acdc=cadbcbaa.

Reduce RHS:

[23]cad(bc)baa
[5]⇒ cadadcb(aab)aa
[1]⇒ cadadc(bb)aaaa
⇒ cadadcaaaaaa

Defines rule #23.