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| Mirrors > Home > ILE Home > Th. List > grppncan | Unicode version | ||
| Description: Cancellation law for subtraction (pncan 8277 analog). (Contributed by NM, 16-Apr-2014.) |
| Ref | Expression |
|---|---|
| grpsubadd.b |
|
| grpsubadd.p |
|
| grpsubadd.m |
|
| Ref | Expression |
|---|---|
| grppncan |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simp1 999 |
. . 3
| |
| 2 | simp2 1000 |
. . 3
| |
| 3 | simp3 1001 |
. . 3
| |
| 4 | grpsubadd.b |
. . . 4
| |
| 5 | grpsubadd.p |
. . . 4
| |
| 6 | grpsubadd.m |
. . . 4
| |
| 7 | 4, 5, 6 | grpaddsubass 13364 |
. . 3
|
| 8 | 1, 2, 3, 3, 7 | syl13anc 1251 |
. 2
|
| 9 | eqid 2204 |
. . . . 5
| |
| 10 | 4, 9, 6 | grpsubid 13358 |
. . . 4
|
| 11 | 10 | oveq2d 5959 |
. . 3
|
| 12 | 11 | 3adant2 1018 |
. 2
|
| 13 | 4, 5, 9 | grprid 13306 |
. . 3
|
| 14 | 13 | 3adant3 1019 |
. 2
|
| 15 | 8, 12, 14 | 3eqtrd 2241 |
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 615 ax-in2 616 ax-io 710 ax-5 1469 ax-7 1470 ax-gen 1471 ax-ie1 1515 ax-ie2 1516 ax-8 1526 ax-10 1527 ax-11 1528 ax-i12 1529 ax-bndl 1531 ax-4 1532 ax-17 1548 ax-i9 1552 ax-ial 1556 ax-i5r 1557 ax-13 2177 ax-14 2178 ax-ext 2186 ax-coll 4158 ax-sep 4161 ax-pow 4217 ax-pr 4252 ax-un 4479 ax-setind 4584 ax-cnex 8015 ax-resscn 8016 ax-1re 8018 ax-addrcl 8021 |
| This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1375 df-fal 1378 df-nf 1483 df-sb 1785 df-eu 2056 df-mo 2057 df-clab 2191 df-cleq 2197 df-clel 2200 df-nfc 2336 df-ne 2376 df-ral 2488 df-rex 2489 df-reu 2490 df-rmo 2491 df-rab 2492 df-v 2773 df-sbc 2998 df-csb 3093 df-dif 3167 df-un 3169 df-in 3171 df-ss 3178 df-pw 3617 df-sn 3638 df-pr 3639 df-op 3641 df-uni 3850 df-int 3885 df-iun 3928 df-br 4044 df-opab 4105 df-mpt 4106 df-id 4339 df-xp 4680 df-rel 4681 df-cnv 4682 df-co 4683 df-dm 4684 df-rn 4685 df-res 4686 df-ima 4687 df-iota 5231 df-fun 5272 df-fn 5273 df-f 5274 df-f1 5275 df-fo 5276 df-f1o 5277 df-fv 5278 df-riota 5898 df-ov 5946 df-oprab 5947 df-mpo 5948 df-1st 6225 df-2nd 6226 df-inn 9036 df-2 9094 df-ndx 12777 df-slot 12778 df-base 12780 df-plusg 12864 df-0g 13032 df-mgm 13130 df-sgrp 13176 df-mnd 13191 df-grp 13277 df-minusg 13278 df-sbg 13279 |
| This theorem is referenced by: grpnpcan 13366 grppnpcan2 13368 ssnmz 13489 conjnmz 13557 lmodvpncan 14044 |
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