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| Mirrors > Home > ILE Home > Th. List > isghm | Unicode version | ||
| Description: Property of being a homomorphism of groups. (Contributed by Stefan O'Rear, 31-Dec-2014.) |
| Ref | Expression |
|---|---|
| isghm.w |
|
| isghm.x |
|
| isghm.a |
|
| isghm.b |
|
| Ref | Expression |
|---|---|
| isghm |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ghm 14021 |
. . 3
| |
| 2 | 1 | elmpocl 6274 |
. 2
|
| 3 | isghm.w |
. . . . . . . 8
| |
| 4 | basfn 13389 |
. . . . . . . . 9
| |
| 5 | elex 2833 |
. . . . . . . . . 10
| |
| 6 | 5 | adantr 276 |
. . . . . . . . 9
|
| 7 | funfvex 5707 |
. . . . . . . . . 10
| |
| 8 | 7 | funfni 5478 |
. . . . . . . . 9
|
| 9 | 4, 6, 8 | sylancr 418 |
. . . . . . . 8
|
| 10 | 3, 9 | eqeltrid 2325 |
. . . . . . 7
|
| 11 | isghm.x |
. . . . . . . 8
| |
| 12 | elex 2833 |
. . . . . . . . . 10
| |
| 13 | 12 | adantl 277 |
. . . . . . . . 9
|
| 14 | funfvex 5707 |
. . . . . . . . . 10
| |
| 15 | 14 | funfni 5478 |
. . . . . . . . 9
|
| 16 | 4, 13, 15 | sylancr 418 |
. . . . . . . 8
|
| 17 | 11, 16 | eqeltrid 2325 |
. . . . . . 7
|
| 18 | mapex 6918 |
. . . . . . 7
| |
| 19 | 10, 17, 18 | syl2anc 415 |
. . . . . 6
|
| 20 | simpl 109 |
. . . . . . . 8
| |
| 21 | 20 | ss2abi 3320 |
. . . . . . 7
|
| 22 | 21 | a1i 9 |
. . . . . 6
|
| 23 | 19, 22 | ssexd 4268 |
. . . . 5
|
| 24 | vex 2824 |
. . . . . . . . . 10
| |
| 25 | funfvex 5707 |
. . . . . . . . . . 11
| |
| 26 | 25 | funfni 5478 |
. . . . . . . . . 10
|
| 27 | 4, 24, 26 | mp2an 430 |
. . . . . . . . 9
|
| 28 | feq2 5512 |
. . . . . . . . . 10
| |
| 29 | raleq 2749 |
. . . . . . . . . . 11
| |
| 30 | 29 | raleqbi1dv 2761 |
. . . . . . . . . 10
|
| 31 | 28, 30 | anbi12d 477 |
. . . . . . . . 9
|
| 32 | 27, 31 | sbcie 3086 |
. . . . . . . 8
|
| 33 | fveq2 5690 |
. . . . . . . . . . 11
| |
| 34 | 33, 3 | eqtr4di 2289 |
. . . . . . . . . 10
|
| 35 | 34 | feq2d 5516 |
. . . . . . . . 9
|
| 36 | fveq2 5690 |
. . . . . . . . . . . . . 14
| |
| 37 | isghm.a |
. . . . . . . . . . . . . 14
| |
| 38 | 36, 37 | eqtr4di 2289 |
. . . . . . . . . . . . 13
|
| 39 | 38 | oveqd 6092 |
. . . . . . . . . . . 12
|
| 40 | 39 | fveqeq2d 5698 |
. . . . . . . . . . 11
|
| 41 | 34, 40 | raleqbidv 2765 |
. . . . . . . . . 10
|
| 42 | 34, 41 | raleqbidv 2765 |
. . . . . . . . 9
|
| 43 | 35, 42 | anbi12d 477 |
. . . . . . . 8
|
| 44 | 32, 43 | bitrid 192 |
. . . . . . 7
|
| 45 | 44 | abbidv 2358 |
. . . . . 6
|
| 46 | fveq2 5690 |
. . . . . . . . . 10
| |
| 47 | 46, 11 | eqtr4di 2289 |
. . . . . . . . 9
|
| 48 | 47 | feq3d 5517 |
. . . . . . . 8
|
| 49 | fveq2 5690 |
. . . . . . . . . . . 12
| |
| 50 | isghm.b |
. . . . . . . . . . . 12
| |
| 51 | 49, 50 | eqtr4di 2289 |
. . . . . . . . . . 11
|
| 52 | 51 | oveqd 6092 |
. . . . . . . . . 10
|
| 53 | 52 | eqeq2d 2250 |
. . . . . . . . 9
|
| 54 | 53 | 2ralbidv 2574 |
. . . . . . . 8
|
| 55 | 48, 54 | anbi12d 477 |
. . . . . . 7
|
| 56 | 55 | abbidv 2358 |
. . . . . 6
|
| 57 | 45, 56, 1 | ovmpog 6213 |
. . . . 5
|
| 58 | 23, 57 | mpd3an3 1379 |
. . . 4
|
| 59 | 58 | eleq2d 2308 |
. . 3
|
| 60 | simpr 110 |
. . . . . . 7
| |
| 61 | 10 | adantr 276 |
. . . . . . 7
|
| 62 | 60, 61 | fexd 5938 |
. . . . . 6
|
| 63 | 62 | ex 115 |
. . . . 5
|
| 64 | 63 | adantrd 279 |
. . . 4
|
| 65 | feq1 5511 |
. . . . . 6
| |
| 66 | fveq1 5689 |
. . . . . . . 8
| |
| 67 | fveq1 5689 |
. . . . . . . . 9
| |
| 68 | fveq1 5689 |
. . . . . . . . 9
| |
| 69 | 67, 68 | oveq12d 6093 |
. . . . . . . 8
|
| 70 | 66, 69 | eqeq12d 2253 |
. . . . . . 7
|
| 71 | 70 | 2ralbidv 2574 |
. . . . . 6
|
| 72 | 65, 71 | anbi12d 477 |
. . . . 5
|
| 73 | 72 | elab3g 2977 |
. . . 4
|
| 74 | 64, 73 | syl 14 |
. . 3
|
| 75 | 59, 74 | bitrd 188 |
. 2
|
| 76 | 2, 75 | biadanii 621 |
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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4241 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1re 8263 ax-addrcl 8266 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-ov 6078 df-oprab 6079 df-mpo 6080 df-inn 9284 df-ndx 13333 df-slot 13334 df-base 13336 df-ghm 14021 |
| This theorem is referenced by: isghm3 14024 ghmgrp1 14025 ghmgrp2 14026 ghmf 14027 ghmlin 14028 isghmd 14032 idghm 14039 ghmf1o 14055 rhmopp 14456 expghmap 14914 mulgghm2 14915 |
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