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Mirrors > Home > ILE Home > Th. List > grpasscan2 | Unicode version |
Description: An associative cancellation law for groups. (Contributed by Paul Chapman, 17-Apr-2009.) (Revised by AV, 30-Aug-2021.) |
Ref | Expression |
---|---|
grplcan.b |
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grplcan.p |
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grpasscan1.n |
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Ref | Expression |
---|---|
grpasscan2 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simp1 998 |
. . 3
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2 | simp2 999 |
. . 3
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3 | grplcan.b |
. . . . 5
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4 | grpasscan1.n |
. . . . 5
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5 | 3, 4 | grpinvcl 12944 |
. . . 4
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6 | 5 | 3adant2 1017 |
. . 3
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7 | simp3 1000 |
. . 3
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8 | grplcan.p |
. . . 4
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9 | 3, 8 | grpass 12907 |
. . 3
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10 | 1, 2, 6, 7, 9 | syl13anc 1250 |
. 2
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11 | eqid 2187 |
. . . . 5
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12 | 3, 8, 11, 4 | grplinv 12946 |
. . . 4
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13 | 12 | 3adant2 1017 |
. . 3
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14 | 13 | oveq2d 5904 |
. 2
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15 | 3, 8, 11 | grprid 12928 |
. . 3
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16 | 15 | 3adant3 1018 |
. 2
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17 | 10, 14, 16 | 3eqtrd 2224 |
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 1457 ax-7 1458 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-8 1514 ax-10 1515 ax-11 1516 ax-i12 1517 ax-bndl 1519 ax-4 1520 ax-17 1536 ax-i9 1540 ax-ial 1544 ax-i5r 1545 ax-13 2160 ax-14 2161 ax-ext 2169 ax-coll 4130 ax-sep 4133 ax-pow 4186 ax-pr 4221 ax-un 4445 ax-cnex 7915 ax-resscn 7916 ax-1re 7918 ax-addrcl 7921 |
This theorem depends on definitions: df-bi 117 df-3an 981 df-tru 1366 df-nf 1471 df-sb 1773 df-eu 2039 df-mo 2040 df-clab 2174 df-cleq 2180 df-clel 2183 df-nfc 2318 df-ral 2470 df-rex 2471 df-reu 2472 df-rmo 2473 df-rab 2474 df-v 2751 df-sbc 2975 df-csb 3070 df-un 3145 df-in 3147 df-ss 3154 df-pw 3589 df-sn 3610 df-pr 3611 df-op 3613 df-uni 3822 df-int 3857 df-iun 3900 df-br 4016 df-opab 4077 df-mpt 4078 df-id 4305 df-xp 4644 df-rel 4645 df-cnv 4646 df-co 4647 df-dm 4648 df-rn 4649 df-res 4650 df-ima 4651 df-iota 5190 df-fun 5230 df-fn 5231 df-f 5232 df-f1 5233 df-fo 5234 df-f1o 5235 df-fv 5236 df-riota 5844 df-ov 5891 df-inn 8933 df-2 8991 df-ndx 12478 df-slot 12479 df-base 12481 df-plusg 12563 df-0g 12724 df-mgm 12793 df-sgrp 12826 df-mnd 12839 df-grp 12901 df-minusg 12902 |
This theorem is referenced by: mulgaddcomlem 13037 |
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