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| Mirrors > Home > MPE Home > Th. List > elmapfn | Structured version Visualization version GIF version | ||
| Description: A mapping is a function with the appropriate domain. (Contributed by AV, 6-Apr-2019.) |
| Ref | Expression |
|---|---|
| elmapfn | ⊢ (𝐴 ∈ (𝐵 ↑m 𝐶) → 𝐴 Fn 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elmapi 8900 | . 2 ⊢ (𝐴 ∈ (𝐵 ↑m 𝐶) → 𝐴:𝐶⟶𝐵) | |
| 2 | 1 | ffnd 6735 | 1 ⊢ (𝐴 ∈ (𝐵 ↑m 𝐶) → 𝐴 Fn 𝐶) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 Fn wfn 6556 (class class class)co 7446 ↑m cmap 8878 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5253 ax-nul 5264 ax-pow 5332 ax-pr 5396 ax-un 7778 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5172 df-mpt 5191 df-id 5551 df-xp 5662 df-rel 5663 df-cnv 5664 df-co 5665 df-dm 5666 df-rn 5667 df-res 5668 df-ima 5669 df-iota 6515 df-fun 6563 df-fn 6564 df-f 6565 df-fv 6569 df-ov 7449 df-oprab 7450 df-mpo 7451 df-1st 8028 df-2nd 8029 df-map 8880 |
| This theorem is used by: mapxpen 9193 fsuppmapnn0fiublem 14163 fsuppmapnn0fiub 14164 fsuppmapnn0fiub0 14166 suppssfz 14167 fsuppmapnn0ub 14168 s3rex 15133 mndpsuppss 18991 mndpfsupp 18993 frlmbas 22094 frlmsslsp 22135 eqmat 22772 matplusgcell 22781 matsubgcell 22782 matvscacell 22784 matunitlindflem1 23027 matunitlindflem2 23028 cramerlem1 23038 tmdgsum 24447 fmptco1f1o 33302 islinds5 34007 ellspds 34008 1arithidomlem2 34152 1arithidom 34153 selvply1rhmlemb 34234 lbsdiflsp0 34341 matmpo 34518 1smat1 34519 actfunsnf1o 35316 actfunsnrndisj 35317 reprinfz1 35334 unccur 38731 poimirlem4 38747 poimirlem5 38748 poimirlem6 38749 poimirlem7 38750 poimirlem10 38753 poimirlem11 38754 poimirlem12 38755 poimirlem16 38759 poimirlem19 38762 poimirlem29 38772 poimirlem30 38773 poimirlem31 38774 broucube 38777 fsuppind 43822 ofoafo 44561 ofoaass 44565 ofoacom 44566 rfovcnvf1od 45207 dssmapnvod 45223 dssmapntrcls 45331 k0004lem3 45352 unirnmap 46436 unirnmapsn 46442 ssmapsn 46444 dvnprodlem1 47171 dvnprodlem3 47173 rrxsnicc 47525 ioorrnopnlem 47529 ovnsubaddlem1 47795 hoiqssbllem1 47847 tmachlem-agreeprod 48162 iccpartrn 48727 iccpartf 48728 iccpartnel 48735 dflinc2 49737 lincsum 49756 lincresunit2 49805 2arymaptfo 49981 rrx2pnecoorneor 50043 rrx2linest 50069 crosspaltd 51278 |
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