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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 8793 | . 2 ⊢ (𝐴 ∈ (𝐵 ↑m 𝐶) → 𝐴:𝐶⟶𝐵) | |
| 2 | 1 | ffnd 6663 | 1 ⊢ (𝐴 ∈ (𝐵 ↑m 𝐶) → 𝐴 Fn 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2119 Fn wfn 6487 (class class class)co 7363 ↑m cmap 8770 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2712 ax-sep 5225 ax-nul 5235 ax-pow 5301 ax-pr 5369 ax-un 7685 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2719 df-cleq 2732 df-clel 2815 df-nfc 2889 df-ne 2936 df-ral 3055 df-rex 3065 df-rab 3393 df-v 3434 df-sbc 3731 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4269 df-if 4462 df-pw 4538 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-iun 4930 df-br 5080 df-opab 5142 df-mpt 5161 df-id 5520 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-ov 7366 df-oprab 7367 df-mpo 7368 df-1st 7938 df-2nd 7939 df-map 8772 |
| This theorem is referenced by: mapxpen 9078 fsuppmapnn0fiublem 13950 fsuppmapnn0fiub 13951 fsuppmapnn0fiub0 13953 suppssfz 13954 fsuppmapnn0ub 13955 mndpsuppss 18731 mndpfsupp 18733 frlmbas 21737 frlmsslsp 21778 eqmat 22414 matplusgcell 22423 matsubgcell 22424 matvscacell 22426 cramerlem1 22677 tmdgsum 24085 fmptco1f1o 32732 islinds5 33457 ellspds 33458 1arithidomlem2 33626 1arithidom 33627 selvply1rhmlemb 33710 lbsdiflsp0 33817 matmpo 33994 1smat1 33995 actfunsnf1o 34795 actfunsnrndisj 34796 reprinfz1 34813 unccur 37977 matunitlindflem1 37990 matunitlindflem2 37991 poimirlem4 37998 poimirlem5 37999 poimirlem6 38000 poimirlem7 38001 poimirlem10 38004 poimirlem11 38005 poimirlem12 38006 poimirlem16 38010 poimirlem19 38013 poimirlem29 38023 poimirlem30 38024 poimirlem31 38025 broucube 38028 fsuppind 43047 ofoafo 43808 ofoaass 43812 ofoacom 43813 rfovcnvf1od 44455 dssmapnvod 44471 dssmapntrcls 44579 k0004lem3 44600 unirnmap 45660 unirnmapsn 45666 ssmapsn 45668 dvnprodlem1 46396 dvnprodlem3 46398 rrxsnicc 46750 ioorrnopnlem 46754 ovnsubaddlem1 47020 hoiqssbllem1 47072 iccpartrn 47912 iccpartf 47913 iccpartnel 47920 dflinc2 48908 lincsum 48927 lincresunit2 48976 2arymaptfo 49152 rrx2pnecoorneor 49213 rrx2linest 49240 |
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