Certificate for #2671 ⟨a, b | abaab=aaaba

Completion settings:

[1] abaab=aaaba

Axiom: abaab=aaaba.

Referenced by [5].

[2] aa=c

Axiom: aa=c.

Defines rule #1.

Referenced by [5], [6], [7], [10], [18], [39].

[3] bc=d

Axiom: bc=d.

Defines rule #2.

Referenced by [6], [8], [9], [10], [11], [20], [24], [25], [29], [33].

[4] cba=e

Axiom: cba=e.

Defines rule #20.

Referenced by [9], [10], [12], [17], [19], [37].

[5] abaab=caba

Simplify [1] abaab=aaaba.

Reduce RHS:

[2](aa)aba
caba

Referenced by [6].

[6] caba=adb

Overlap of [5] abaab=caba with [2] aa=c:

ab aab aa

Critical pair: abcb=caba.

Reduce LHS:

[3]a(bc)b
adb

Flip LHS and RHS.

Referenced by [17].

[7] ca=ac

Overlap of [2] aa=c with [2] aa=c:

a a aa

Critical pair: ac=ca.

Flip LHS and RHS.

Defines rule #3.

Referenced by [8], [17], [38], [42], [44], [79].

[8] bac=da

Overlap of [3] bc=d with [7] ca=ac:

b c ca

Critical pair: bac=da.

Defines rule #16.

Referenced by [12], [13], [14], [16], [26].

[9] dba=be

Overlap of [3] bc=d with [4] cba=e:

b c cba

Critical pair: be=dba.

Flip LHS and RHS.

Defines rule #10.

Referenced by [14], [21], [30], [34], [61], [68].

[10] cd=ea

Overlap of [4] cba=e with [2] aa=c:

cb a aa

Critical pair: cbc=ea.

Reduce LHS:

[3]c(bc)
cd

Defines rule #4.

Referenced by [11], [13], [15], [18], [79].

[11] bea=dd

Overlap of [3] bc=d with [10] cd=ea:

b c cd

Critical pair: bea=dd.

Defines rule #17.

Referenced by [22], [24], [27], [31], [35], [40].

[12] daba=bae

Overlap of [8] bac=da with [4] cba=e:

ba c cba

Critical pair: bae=daba.

Flip LHS and RHS.

Defines rule #26.

Referenced by [16], [69].

[13] baea=dad

Overlap of [8] bac=da with [10] cd=ea:

ba c cd

Critical pair: baea=dad.

Defines rule #37.

Referenced by [57], [58], [59], [60], [62], [63], [67], [73].

[14] bec=dda

Overlap of [9] dba=be with [8] bac=da:

d ba bac

Critical pair: dda=bec.

Flip LHS and RHS.

Defines rule #18.

Referenced by [15], [23], [28], [32], [36].

[15] beea=ddad

Overlap of [14] bec=dda with [10] cd=ea:

be c cd

Critical pair: beea=ddad.

Defines rule #38.

Referenced by [61].

[16] baec=dada

Overlap of [12] daba=bae with [8] bac=da:

da ba bac

Critical pair: dada=baec.

Flip LHS and RHS.

Referenced by [45].

[17] adb=ae

Overlap of [6] caba=adb with [7] ca=ac:

caba ca

Critical pair: acba=adb.

Reduce LHS:

[4]a(cba)
ae

Flip LHS and RHS.

Defines rule #5.

Referenced by [18], [19], [20], [21], [22], [23], [57].

[18] eab=ce

Overlap of [2] aa=c with [17] adb=ae:

a a adb

Critical pair: aae=cdb.

Reduce LHS:

[2](aa)e
ce

Reduce RHS:

[10](cd)b
eab

Flip LHS and RHS.

Defines rule #12.

Referenced by [24], [25], [26], [27], [28], [41], [49], [50], [53], [55], [58].

[19] edb=ee

Overlap of [4] cba=e with [17] adb=ae:

cb a adb

Critical pair: cbae=edb.

Reduce LHS:

[4](cba)e
ee

Flip LHS and RHS.

Defines rule #13.

Referenced by [33], [34], [35], [36], [43], [59].

[20] aec=add

Overlap of [17] adb=ae with [3] bc=d:

ad b bc

Critical pair: add=aec.

Flip LHS and RHS.

Defines rule #6.

Referenced by [37], [38], [45].

[21] abe=aea

Overlap of [17] adb=ae with [9] dba=be:

a db dba

Critical pair: abe=aea.

Defines rule #7.

Referenced by [39], [40], [41].

[22] aeea=addd

Overlap of [17] adb=ae with [11] bea=dd:

ad b bea

Critical pair: addd=aeea.

Flip LHS and RHS.

Defines rule #24.

Referenced by [64].

[23] addda=aeec

Overlap of [17] adb=ae with [14] bec=dda:

ad b bec

Critical pair: addda=aeec.

Referenced by [46].

[24] ddb=de

Overlap of [11] bea=dd with [18] eab=ce:

b ea eab

Critical pair: bce=ddb.

Reduce LHS:

[3](bc)e
de

Flip LHS and RHS.

Defines rule #8.

Referenced by [29], [30], [31], [32], [37], [40], [60], [70].

[25] cec=ead

Overlap of [18] eab=ce with [3] bc=d:

ea b bc

Critical pair: ead=cec.

Flip LHS and RHS.

Defines rule #19.

[26] ceac=eada

Overlap of [18] eab=ce with [8] bac=da:

ea b bac

Critical pair: eada=ceac.

Flip LHS and RHS.

Defines rule #39.

Referenced by [81].

[27] ceea=eadd

Overlap of [18] eab=ce with [11] bea=dd:

ea b bea

Critical pair: eadd=ceea.

Flip LHS and RHS.

Defines rule #40.

Referenced by [72].

[28] eadda=ceec

Overlap of [18] eab=ce with [14] bec=dda:

ea b bec

Critical pair: eadda=ceec.

Referenced by [47].

[29] dec=ddd

Overlap of [24] ddb=de with [3] bc=d:

dd b bc

Critical pair: ddd=dec.

Flip LHS and RHS.

Defines rule #9.

Referenced by [42].

[30] dbe=dea

Overlap of [24] ddb=de with [9] dba=be:

d db dba

Critical pair: dbe=dea.

Defines rule #11.

Referenced by [43].

[31] deea=dddd

Overlap of [24] ddb=de with [11] bea=dd:

dd b bea

Critical pair: dddd=deea.

Flip LHS and RHS.

Defines rule #29.

Referenced by [65].

[32] dddda=deec

Overlap of [24] ddb=de with [14] bec=dda:

dd b bec

Critical pair: dddda=deec.

Referenced by [48].

[33] eec=edd

Overlap of [19] edb=ee with [3] bc=d:

ed b bc

Critical pair: edd=eec.

Flip LHS and RHS.

Defines rule #14.

Referenced by [36], [44], [46], [47], [48], [74], [75], [77], [78], [80], [82], [83], [84], [86].

[34] ebe=eea

Overlap of [19] edb=ee with [9] dba=be:

e db dba

Critical pair: ebe=eea.

Defines rule #15.

[35] eeea=eddd

Overlap of [19] edb=ee with [11] bea=dd:

ed b bea

Critical pair: eddd=eeea.

Flip LHS and RHS.

Defines rule #34.

Referenced by [51], [52], [54], [56], [66].

[36] eddda=eedd

Overlap of [19] edb=ee with [14] bec=dda:

ed b bec

Critical pair: eddda=eeec.

Reduce RHS:

[33]e(eec)
eedd

Defines rule #55.

Referenced by [78].

[37] adea=aee

Overlap of [20] aec=add with [4] cba=e:

ae c cba

Critical pair: aee=addba.

Reduce RHS:

[24]a(ddb)a
adea

Flip LHS and RHS.

Defines rule #22.

Referenced by [49], [51], [82], [88].

[38] aeac=adda

Overlap of [20] aec=add with [7] ca=ac:

ae c ca

Critical pair: aeac=adda.

Defines rule #23.

Referenced by [61], [74], [75], [77], [78], [79], [80].

[39] cbe=cea

Overlap of [2] aa=c with [21] abe=aea:

a a abe

Critical pair: aaea=cbe.

Reduce LHS:

[2](aa)ea
cea

Flip LHS and RHS.

Defines rule #21.

[40] ddea=dee

Overlap of [11] bea=dd with [21] abe=aea:

be a abe

Critical pair: beaea=ddbe.

Reduce LHS:

[11](bea)ea
ddea

Reduce RHS:

[24](ddb)e
dee

Defines rule #27.

Referenced by [50], [52], [71], [74], [75], [77], [78], [80], [83], [89].

[41] eaea=cee

Overlap of [18] eab=ce with [21] abe=aea:

e ab abe

Critical pair: eaea=cee.

Defines rule #31.

Referenced by [51], [52], [53], [54], [56], [57], [58], [59], [60], [62], [63], [67], [73], [84], [90].

[42] deac=ddda

Overlap of [29] dec=ddd with [7] ca=ac:

de c ca

Critical pair: deac=ddda.

Defines rule #28.

Referenced by [85].

[43] edea=eee

Overlap of [19] edb=ee with [30] dbe=dea:

e db dbe

Critical pair: edea=eee.

Defines rule #32.

Referenced by [55], [56], [86], [91].

[44] eeac=edda

Overlap of [33] eec=edd with [7] ca=ac:

ee c ca

Critical pair: eeac=edda.

Defines rule #33.

Referenced by [64], [65], [66], [72], [87].

[45] badd=dada

Overlap of [16] baec=dada with [20] aec=add:

b aec aec

Critical pair: badd=dada.

Defines rule #36.

Referenced by [68], [69], [70], [71], [76], [80].

[46] addda=aedd

Simplify [23] addda=aeec.

Reduce RHS:

[33]a(eec)
aedd

Defines rule #43.

Referenced by [74].

[47] eadda=cedd

Simplify [28] eadda=ceec.

Reduce RHS:

[33]c(eec)
cedd

Defines rule #53.

Referenced by [77].

[48] dddda=dedd

Simplify [32] dddda=deec.

Reduce RHS:

[33]d(eec)
dedd

Defines rule #49.

Referenced by [75], [76].

[49] aeeb=adce

Overlap of [37] adea=aee with [18] eab=ce:

ad ea eab

Critical pair: adce=aeeb.

Flip LHS and RHS.

Defines rule #25.

Referenced by [62].

[50] deeb=ddce

Overlap of [40] ddea=dee with [18] eab=ce:

dd ea eab

Critical pair: ddce=deeb.

Flip LHS and RHS.

Defines rule #30.

Referenced by [63].

[51] aeddd=adcee

Overlap of [37] adea=aee with [41] eaea=cee:

ad ea eaea

Critical pair: adcee=aeeea.

Reduce RHS:

[35]a(eeea)
aeddd

Flip LHS and RHS.

Defines rule #45.

Referenced by [74].

[52] deddd=ddcee

Overlap of [40] ddea=dee with [41] eaea=cee:

dd ea eaea

Critical pair: ddcee=deeea.

Reduce RHS:

[35]d(eeea)
deddd

Flip LHS and RHS.

Defines rule #51.

Referenced by [75], [80].

[53] ceeb=eace

Overlap of [41] eaea=cee with [18] eab=ce:

ea ea eab

Critical pair: eace=ceeb.

Flip LHS and RHS.

Defines rule #41.

Referenced by [73].

[54] ceddd=eacee

Overlap of [41] eaea=cee with [41] eaea=cee:

ea ea eaea

Critical pair: eacee=ceeea.

Reduce RHS:

[35]c(eeea)
ceddd

Flip LHS and RHS.

Defines rule #60.

Referenced by [77].

[55] eeeb=edce

Overlap of [43] edea=eee with [18] eab=ce:

ed ea eab

Critical pair: edce=eeeb.

Flip LHS and RHS.

Defines rule #35.

Referenced by [67].

[56] eeddd=edcee

Overlap of [43] edea=eee with [41] eaea=cee:

ed ea eaea

Critical pair: edcee=eeeea.

Reduce RHS:

[35]e(eeea)
eeddd

Flip LHS and RHS.

Defines rule #57.

Referenced by [78].

[57] addad=acee

Overlap of [17] adb=ae with [13] baea=dad:

ad b baea

Critical pair: addad=aeaea.

Reduce RHS:

[41]a(eaea)
acee

Defines rule #42.

[58] eadad=ccee

Overlap of [18] eab=ce with [13] baea=dad:

ea b baea

Critical pair: eadad=ceaea.

Reduce RHS:

[41]c(eaea)
ccee

Defines rule #52.

[59] eddad=ecee

Overlap of [19] edb=ee with [13] baea=dad:

ed b baea

Critical pair: eddad=eeaea.

Reduce RHS:

[41]e(eaea)
ecee

Defines rule #54.

[60] dddad=dcee

Overlap of [24] ddb=de with [13] baea=dad:

dd b baea

Critical pair: dddad=deaea.

Reduce RHS:

[41]d(eaea)
dcee

Defines rule #48.

[61] bedda=ddadc

Overlap of [9] dba=be with [38] aeac=adda:

db a aeac

Critical pair: dbadda=beeac.

Reduce LHS:

[9](dba)dda
bedda

Reduce RHS:

[15](beea)c
ddadc

Defines rule #58.

[62] aeedad=adccee

Overlap of [49] aeeb=adce with [13] baea=dad:

aee b baea

Critical pair: aeedad=adceaea.

Reduce RHS:

[41]adc(eaea)
adccee

Defines rule #61.

[63] deedad=ddccee

Overlap of [50] deeb=ddce with [13] baea=dad:

dee b baea

Critical pair: deedad=ddceaea.

Reduce RHS:

[41]ddc(eaea)
ddccee

Defines rule #64.

[64] aedda=adddc

Overlap of [22] aeea=addd with [44] eeac=edda:

a eea eeac

Critical pair: aedda=adddc.

Defines rule #44.

[65] dedda=ddddc

Overlap of [31] deea=dddd with [44] eeac=edda:

d eea eeac

Critical pair: dedda=ddddc.

Defines rule #50.

[66] eedda=edddc

Overlap of [35] eeea=eddd with [44] eeac=edda:

e eea eeac

Critical pair: eedda=edddc.

Defines rule #56.

[67] eeedad=edccee

Overlap of [55] eeeb=edce with [13] baea=dad:

eee b baea

Critical pair: eeedad=edceaea.

Reduce RHS:

[41]edc(eaea)
edccee

Defines rule #65.

[68] ddada=bedd

Overlap of [9] dba=be with [45] badd=dada:

d ba badd

Critical pair: ddada=bedd.

Defines rule #47.

[69] dadada=baedd

Overlap of [12] daba=bae with [45] badd=dada:

da ba badd

Critical pair: dadada=baedd.

Defines rule #62.

[70] dadab=bade

Overlap of [45] badd=dada with [24] ddb=de:

ba dd ddb

Critical pair: bade=dadab.

Flip LHS and RHS.

Defines rule #46.

[71] dadaea=badee

Overlap of [45] badd=dada with [40] ddea=dee:

ba dd ddea

Critical pair: badee=dadaea.

Flip LHS and RHS.

Defines rule #63.

[72] cedda=eaddc

Overlap of [27] ceea=eadd with [44] eeac=edda:

c eea eeac

Critical pair: cedda=eaddc.

Defines rule #59.

[73] ceedad=eaccee

Overlap of [53] ceeb=eace with [13] baea=dad:

cee b baea

Critical pair: ceedad=eaceaea.

Reduce RHS:

[41]eac(eaea)
eaccee

Defines rule #66.

[74] adceeda=aededd

Overlap of [46] addda=aedd with [38] aeac=adda:

addd a aeac

Critical pair: adddadda=aeddeac.

Reduce LHS:

[46](addda)dda
[51](aeddd)da
adceeda

Reduce RHS:

[40]ae(ddea)c
[33]aed(eec)
aededd

Defines rule #67.

Referenced by [79].

[75] ddceeda=dededd

Overlap of [48] dddda=dedd with [38] aeac=adda:

dddd a aeac

Critical pair: ddddadda=deddeac.

Reduce LHS:

[48](dddda)dda
[52](deddd)da
ddceeda

Reduce RHS:

[40]de(ddea)c
[33]ded(eec)
dededd

Defines rule #69.

[76] dadadda=badedd

Overlap of [45] badd=dada with [48] dddda=dedd:

ba dd dddda

Critical pair: badedd=dadadda.

Flip LHS and RHS.

Defines rule #68.

Referenced by [80].

[77] eaceeda=cededd

Overlap of [47] eadda=cedd with [38] aeac=adda:

eadd a aeac

Critical pair: eaddadda=ceddeac.

Reduce LHS:

[47](eadda)dda
[54](ceddd)da
eaceeda

Reduce RHS:

[40]ce(ddea)c
[33]ced(eec)
cededd

Defines rule #70.

Referenced by [81], [82], [83], [84], [85], [86], [87].

[78] edceeda=eededd

Overlap of [36] eddda=eedd with [38] aeac=adda:

eddd a aeac

Critical pair: edddadda=eeddeac.

Reduce LHS:

[36](eddda)dda
[56](eeddd)da
edceeda

Reduce RHS:

[40]ee(ddea)c
[33]eed(eec)
eededd

Defines rule #71.

[79] addaeeda=acededd

Overlap of [7] ca=ac with [74] adceeda=aededd:

c a adceeda

Critical pair: caededd=acdceeda.

Reduce LHS:

[7](ca)ededd
acededd

Reduce RHS:

[10]a(cd)ceeda
[38](aeac)eeda
addaeeda

Flip LHS and RHS.

Defines rule #72.

[80] dadaceeda=badededd

Overlap of [76] dadadda=badedd with [38] aeac=adda:

dadadd a aeac

Critical pair: dadaddadda=badeddeac.

Reduce LHS:

[76](dadadda)dda
[52]ba(deddd)da
[45](badd)ceeda
dadaceeda

Reduce RHS:

[40]bade(ddea)c
[33]baded(eec)
badededd

Defines rule #81.

[81] eadaeeda=ccededd

Overlap of [26] ceac=eada with [77] eaceeda=cededd:

c eac eaceeda

Critical pair: ccededd=eadaeeda.

Flip LHS and RHS.

Defines rule #76.

Referenced by [88], [89], [90], [91].

[82] aeddeeda=adcededd

Overlap of [37] adea=aee with [77] eaceeda=cededd:

ad ea eaceeda

Critical pair: adcededd=aeeceeda.

Reduce RHS:

[33]a(eec)eeda
aeddeeda

Flip LHS and RHS.

Defines rule #73.

[83] deddeeda=ddcededd

Overlap of [40] ddea=dee with [77] eaceeda=cededd:

dd ea eaceeda

Critical pair: ddcededd=deeceeda.

Reduce RHS:

[33]d(eec)eeda
deddeeda

Flip LHS and RHS.

Defines rule #75.

[84] ceddeeda=eacededd

Overlap of [41] eaea=cee with [77] eaceeda=cededd:

ea ea eaceeda

Critical pair: eacededd=ceeceeda.

Reduce RHS:

[33]c(eec)eeda
ceddeeda

Flip LHS and RHS.

Defines rule #79.

[85] dddaeeda=dcededd

Overlap of [42] deac=ddda with [77] eaceeda=cededd:

d eac eaceeda

Critical pair: dcededd=dddaeeda.

Flip LHS and RHS.

Defines rule #74.

[86] eeddeeda=edcededd

Overlap of [43] edea=eee with [77] eaceeda=cededd:

ed ea eaceeda

Critical pair: edcededd=eeeceeda.

Reduce RHS:

[33]e(eec)eeda
eeddeeda

Flip LHS and RHS.

Defines rule #78.

[87] eddaeeda=ecededd

Overlap of [44] eeac=edda with [77] eaceeda=cededd:

e eac eaceeda

Critical pair: ecededd=eddaeeda.

Flip LHS and RHS.

Defines rule #77.

[88] aeedaeeda=adccededd

Overlap of [37] adea=aee with [81] eadaeeda=ccededd:

ad ea eadaeeda

Critical pair: adccededd=aeedaeeda.

Flip LHS and RHS.

Defines rule #80.

[89] deedaeeda=ddccededd

Overlap of [40] ddea=dee with [81] eadaeeda=ccededd:

dd ea eadaeeda

Critical pair: ddccededd=deedaeeda.

Flip LHS and RHS.

Defines rule #82.

[90] ceedaeeda=eaccededd

Overlap of [41] eaea=cee with [81] eadaeeda=ccededd:

ea ea eadaeeda

Critical pair: eaccededd=ceedaeeda.

Flip LHS and RHS.

Defines rule #84.

[91] eeedaeeda=edccededd

Overlap of [43] edea=eee with [81] eadaeeda=ccededd:

ed ea eadaeeda

Critical pair: edccededd=eeedaeeda.

Flip LHS and RHS.

Defines rule #83.