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| Mirrors > Home > ILE Home > Th. List > grpsubeq0 | Unicode version | ||
| Description: If the difference between two group elements is zero, they are equal. (subeq0 8368 analog.) (Contributed by NM, 31-Mar-2014.) |
| Ref | Expression |
|---|---|
| grpsubid.b |
|
| grpsubid.o |
|
| grpsubid.m |
|
| Ref | Expression |
|---|---|
| grpsubeq0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | grpsubid.b |
. . . . 5
| |
| 2 | eqid 2229 |
. . . . 5
| |
| 3 | eqid 2229 |
. . . . 5
| |
| 4 | grpsubid.m |
. . . . 5
| |
| 5 | 1, 2, 3, 4 | grpsubval 13574 |
. . . 4
|
| 6 | 5 | 3adant1 1039 |
. . 3
|
| 7 | 6 | eqeq1d 2238 |
. 2
|
| 8 | simp1 1021 |
. . 3
| |
| 9 | 1, 3 | grpinvcl 13576 |
. . . 4
|
| 10 | 9 | 3adant2 1040 |
. . 3
|
| 11 | simp2 1022 |
. . 3
| |
| 12 | grpsubid.o |
. . . 4
| |
| 13 | 1, 2, 12, 3 | grpinvid2 13581 |
. . 3
|
| 14 | 8, 10, 11, 13 | syl3anc 1271 |
. 2
|
| 15 | 1, 3 | grpinvinv 13595 |
. . . . 5
|
| 16 | 15 | 3adant2 1040 |
. . . 4
|
| 17 | 16 | eqeq1d 2238 |
. . 3
|
| 18 | eqcom 2231 |
. . 3
| |
| 19 | 17, 18 | bitrdi 196 |
. 2
|
| 20 | 7, 14, 19 | 3bitr2d 216 |
1
|
| 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-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4198 ax-sep 4201 ax-pow 4257 ax-pr 4292 ax-un 4523 ax-setind 4628 ax-cnex 8086 ax-resscn 8087 ax-1re 8089 ax-addrcl 8092 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rmo 2516 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3888 df-int 3923 df-iun 3966 df-br 4083 df-opab 4145 df-mpt 4146 df-id 4383 df-xp 4724 df-rel 4725 df-cnv 4726 df-co 4727 df-dm 4728 df-rn 4729 df-res 4730 df-ima 4731 df-iota 5277 df-fun 5319 df-fn 5320 df-f 5321 df-f1 5322 df-fo 5323 df-f1o 5324 df-fv 5325 df-riota 5953 df-ov 6003 df-oprab 6004 df-mpo 6005 df-1st 6284 df-2nd 6285 df-inn 9107 df-2 9165 df-ndx 13030 df-slot 13031 df-base 13033 df-plusg 13118 df-0g 13286 df-mgm 13384 df-sgrp 13430 df-mnd 13445 df-grp 13531 df-minusg 13532 df-sbg 13533 |
| This theorem is referenced by: ghmeqker 13803 ghmf1 13805 kerf1ghm 13806 lmodsubeq0 14304 |
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