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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 6823 |
. . . . 5
| |
| 2 | basfn 13140 |
. . . . . 6
| |
| 3 | simpr 110 |
. . . . . . 7
| |
| 4 | 3 | elexd 2816 |
. . . . . 6
|
| 5 | funfvex 5656 |
. . . . . . 7
| |
| 6 | 5 | funfni 5432 |
. . . . . 6
|
| 7 | 2, 4, 6 | sylancr 414 |
. . . . 5
|
| 8 | simpl 109 |
. . . . . . 7
| |
| 9 | 8 | elexd 2816 |
. . . . . 6
|
| 10 | funfvex 5656 |
. . . . . . 7
| |
| 11 | 10 | funfni 5432 |
. . . . . 6
|
| 12 | 2, 9, 11 | sylancr 414 |
. . . . 5
|
| 13 | fnovex 6050 |
. . . . 5
| |
| 14 | 1, 7, 12, 13 | mp3an2i 1378 |
. . . 4
|
| 15 | rabexg 4233 |
. . . 4
| |
| 16 | 14, 15 | syl 14 |
. . 3
|
| 17 | fveq2 5639 |
. . . . . 6
| |
| 18 | 17 | oveq2d 6033 |
. . . . 5
|
| 19 | fveq2 5639 |
. . . . . . . . . 10
| |
| 20 | 19 | oveqd 6034 |
. . . . . . . . 9
|
| 21 | 20 | fveqeq2d 5647 |
. . . . . . . 8
|
| 22 | 17, 21 | raleqbidv 2746 |
. . . . . . 7
|
| 23 | 17, 22 | raleqbidv 2746 |
. . . . . 6
|
| 24 | fveq2 5639 |
. . . . . . 7
| |
| 25 | 24 | fveqeq2d 5647 |
. . . . . 6
|
| 26 | 23, 25 | anbi12d 473 |
. . . . 5
|
| 27 | 18, 26 | rabeqbidv 2797 |
. . . 4
|
| 28 | fveq2 5639 |
. . . . . 6
| |
| 29 | 28 | oveq1d 6032 |
. . . . 5
|
| 30 | fveq2 5639 |
. . . . . . . . 9
| |
| 31 | 30 | oveqd 6034 |
. . . . . . . 8
|
| 32 | 31 | eqeq2d 2243 |
. . . . . . 7
|
| 33 | 32 | 2ralbidv 2556 |
. . . . . 6
|
| 34 | fveq2 5639 |
. . . . . . 7
| |
| 35 | 34 | eqeq2d 2243 |
. . . . . 6
|
| 36 | 33, 35 | anbi12d 473 |
. . . . 5
|
| 37 | 29, 36 | rabeqbidv 2797 |
. . . 4
|
| 38 | df-mhm 13541 |
. . . 4
| |
| 39 | 27, 37, 38 | ovmpog 6155 |
. . 3
|
| 40 | 16, 39 | mpd3an3 1374 |
. 2
|
| 41 | 40, 16 | eqeltrd 2308 |
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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8122 ax-resscn 8123 ax-1re 8125 ax-addrcl 8128 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-fv 5334 df-ov 6020 df-oprab 6021 df-mpo 6022 df-1st 6302 df-2nd 6303 df-map 6818 df-inn 9143 df-ndx 13084 df-slot 13085 df-base 13087 df-mhm 13541 |
| This theorem is referenced by: ghmex 13841 |
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