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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 8786 | . 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 2113 Fn wfn 6487 (class class class)co 7358 ↑m cmap 8763 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-fv 6500 df-ov 7361 df-oprab 7362 df-mpo 7363 df-1st 7933 df-2nd 7934 df-map 8765 |
| This theorem is referenced by: mapxpen 9071 fsuppmapnn0fiublem 13913 fsuppmapnn0fiub 13914 fsuppmapnn0fiub0 13916 suppssfz 13917 fsuppmapnn0ub 13918 mndpsuppss 18690 mndpfsupp 18692 frlmbas 21710 frlmsslsp 21751 eqmat 22368 matplusgcell 22377 matsubgcell 22378 matvscacell 22380 cramerlem1 22631 tmdgsum 24039 fmptco1f1o 32711 islinds5 33448 ellspds 33449 1arithidomlem2 33617 1arithidom 33618 lbsdiflsp0 33783 matmpo 33960 1smat1 33961 actfunsnf1o 34761 actfunsnrndisj 34762 reprinfz1 34779 unccur 37804 matunitlindflem1 37817 matunitlindflem2 37818 poimirlem4 37825 poimirlem5 37826 poimirlem6 37827 poimirlem7 37828 poimirlem10 37831 poimirlem11 37832 poimirlem12 37833 poimirlem16 37837 poimirlem19 37840 poimirlem29 37850 poimirlem30 37851 poimirlem31 37852 broucube 37855 fsuppind 42833 ofoafo 43598 ofoaass 43602 ofoacom 43603 rfovcnvf1od 44245 dssmapnvod 44261 dssmapntrcls 44369 k0004lem3 44390 unirnmap 45452 unirnmapsn 45458 ssmapsn 45460 dvnprodlem1 46190 dvnprodlem3 46192 rrxsnicc 46544 ioorrnopnlem 46548 ovnsubaddlem1 46814 hoiqssbllem1 46866 iccpartrn 47676 iccpartf 47677 iccpartnel 47684 dflinc2 48656 lincsum 48675 lincresunit2 48724 2arymaptfo 48900 rrx2pnecoorneor 48961 rrx2linest 48988 |
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