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Mirrors > Home > ILE Home > Th. List > grpidpropdg | Unicode version |
Description: If two structures have the same base set, and the values of their group (addition) operations are equal for all pairs of elements of the base set, they have the same identity element. (Contributed by Mario Carneiro, 27-Nov-2014.) |
Ref | Expression |
---|---|
grpidpropd.1 |
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grpidpropd.2 |
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grpidproddg.k |
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grpidproddg.l |
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grpidpropd.3 |
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Ref | Expression |
---|---|
grpidpropdg |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | grpidpropd.3 |
. . . . . . . . 9
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2 | 1 | eqeq1d 2202 |
. . . . . . . 8
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3 | 1 | oveqrspc2v 5946 |
. . . . . . . . . . 11
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4 | 3 | oveqrspc2v 5946 |
. . . . . . . . . 10
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5 | 4 | ancom2s 566 |
. . . . . . . . 9
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6 | 5 | eqeq1d 2202 |
. . . . . . . 8
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7 | 2, 6 | anbi12d 473 |
. . . . . . 7
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8 | 7 | anassrs 400 |
. . . . . 6
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9 | 8 | ralbidva 2490 |
. . . . 5
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10 | 9 | pm5.32da 452 |
. . . 4
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11 | grpidpropd.1 |
. . . . . 6
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
12 | 11 | eleq2d 2263 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
13 | 11 | raleqdv 2696 |
. . . . 5
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14 | 12, 13 | anbi12d 473 |
. . . 4
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15 | grpidpropd.2 |
. . . . . 6
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16 | 15 | eleq2d 2263 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
17 | 15 | raleqdv 2696 |
. . . . 5
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18 | 16, 17 | anbi12d 473 |
. . . 4
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19 | 10, 14, 18 | 3bitr3d 218 |
. . 3
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20 | 19 | iotabidv 5238 |
. 2
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21 | grpidproddg.k |
. . 3
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22 | eqid 2193 |
. . . 4
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23 | eqid 2193 |
. . . 4
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24 | eqid 2193 |
. . . 4
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25 | 22, 23, 24 | grpidvalg 12959 |
. . 3
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26 | 21, 25 | syl 14 |
. 2
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27 | grpidproddg.l |
. . 3
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28 | eqid 2193 |
. . . 4
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29 | eqid 2193 |
. . . 4
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30 | eqid 2193 |
. . . 4
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31 | 28, 29, 30 | grpidvalg 12959 |
. . 3
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32 | 27, 31 | syl 14 |
. 2
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33 | 20, 26, 32 | 3eqtr4d 2236 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 ax-cnex 7965 ax-resscn 7966 ax-1re 7968 ax-addrcl 7971 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ral 2477 df-rex 2478 df-v 2762 df-sbc 2987 df-csb 3082 df-un 3158 df-in 3160 df-ss 3167 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-int 3872 df-br 4031 df-opab 4092 df-mpt 4093 df-id 4325 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-iota 5216 df-fun 5257 df-fn 5258 df-fv 5263 df-riota 5874 df-ov 5922 df-inn 8985 df-ndx 12624 df-slot 12625 df-base 12627 df-0g 12872 |
This theorem is referenced by: gsumpropd 12978 gsumpropd2 12979 mhmpropd 13041 grppropd 13092 grpinvpropdg 13150 mulgpropdg 13237 rngidpropdg 13645 sralmod0g 13950 |
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