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| Mirrors > Home > ILE Home > Th. List > mhmex | Unicode version | ||
| Description: The set of monoid homomorphisms exists. (Contributed by Jim Kingdon, 15-May-2025.) |
| Ref | Expression |
|---|---|
| mhmex |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fnmap 6714 |
. . . . 5
| |
| 2 | basfn 12736 |
. . . . . 6
| |
| 3 | simpr 110 |
. . . . . . 7
| |
| 4 | 3 | elexd 2776 |
. . . . . 6
|
| 5 | funfvex 5575 |
. . . . . . 7
| |
| 6 | 5 | funfni 5358 |
. . . . . 6
|
| 7 | 2, 4, 6 | sylancr 414 |
. . . . 5
|
| 8 | simpl 109 |
. . . . . . 7
| |
| 9 | 8 | elexd 2776 |
. . . . . 6
|
| 10 | funfvex 5575 |
. . . . . . 7
| |
| 11 | 10 | funfni 5358 |
. . . . . 6
|
| 12 | 2, 9, 11 | sylancr 414 |
. . . . 5
|
| 13 | fnovex 5955 |
. . . . 5
| |
| 14 | 1, 7, 12, 13 | mp3an2i 1353 |
. . . 4
|
| 15 | rabexg 4176 |
. . . 4
| |
| 16 | 14, 15 | syl 14 |
. . 3
|
| 17 | fveq2 5558 |
. . . . . 6
| |
| 18 | 17 | oveq2d 5938 |
. . . . 5
|
| 19 | fveq2 5558 |
. . . . . . . . . 10
| |
| 20 | 19 | oveqd 5939 |
. . . . . . . . 9
|
| 21 | 20 | fveqeq2d 5566 |
. . . . . . . 8
|
| 22 | 17, 21 | raleqbidv 2709 |
. . . . . . 7
|
| 23 | 17, 22 | raleqbidv 2709 |
. . . . . 6
|
| 24 | fveq2 5558 |
. . . . . . 7
| |
| 25 | 24 | fveqeq2d 5566 |
. . . . . 6
|
| 26 | 23, 25 | anbi12d 473 |
. . . . 5
|
| 27 | 18, 26 | rabeqbidv 2758 |
. . . 4
|
| 28 | fveq2 5558 |
. . . . . 6
| |
| 29 | 28 | oveq1d 5937 |
. . . . 5
|
| 30 | fveq2 5558 |
. . . . . . . . 9
| |
| 31 | 30 | oveqd 5939 |
. . . . . . . 8
|
| 32 | 31 | eqeq2d 2208 |
. . . . . . 7
|
| 33 | 32 | 2ralbidv 2521 |
. . . . . 6
|
| 34 | fveq2 5558 |
. . . . . . 7
| |
| 35 | 34 | eqeq2d 2208 |
. . . . . 6
|
| 36 | 33, 35 | anbi12d 473 |
. . . . 5
|
| 37 | 29, 36 | rabeqbidv 2758 |
. . . 4
|
| 38 | df-mhm 13091 |
. . . 4
| |
| 39 | 27, 37, 38 | ovmpog 6057 |
. . 3
|
| 40 | 16, 39 | mpd3an3 1349 |
. 2
|
| 41 | 40, 16 | eqeltrd 2273 |
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 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-sep 4151 ax-pow 4207 ax-pr 4242 ax-un 4468 ax-setind 4573 ax-cnex 7970 ax-resscn 7971 ax-1re 7973 ax-addrcl 7976 |
| This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-ral 2480 df-rex 2481 df-rab 2484 df-v 2765 df-sbc 2990 df-csb 3085 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-pw 3607 df-sn 3628 df-pr 3629 df-op 3631 df-uni 3840 df-int 3875 df-iun 3918 df-br 4034 df-opab 4095 df-mpt 4096 df-id 4328 df-xp 4669 df-rel 4670 df-cnv 4671 df-co 4672 df-dm 4673 df-rn 4674 df-res 4675 df-ima 4676 df-iota 5219 df-fun 5260 df-fn 5261 df-f 5262 df-fv 5266 df-ov 5925 df-oprab 5926 df-mpo 5927 df-1st 6198 df-2nd 6199 df-map 6709 df-inn 8991 df-ndx 12681 df-slot 12682 df-base 12684 df-mhm 13091 |
| This theorem is referenced by: ghmex 13385 |
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