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Mirrors > Home > MPE Home > Th. List > imaexg | Structured version Visualization version GIF version |
Description: The image of a set is a set. Theorem 3.17 of [Monk1] p. 39. (Contributed by NM, 24-Jul-1995.) |
Ref | Expression |
---|---|
imaexg | ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | imassrn 5907 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
2 | rnexg 7595 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
3 | ssexg 5191 | . 2 ⊢ (((𝐴 “ 𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴 “ 𝐵) ∈ V) | |
4 | 1, 2, 3 | sylancr 590 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2111 Vcvv 3441 ⊆ wss 3881 ran crn 5520 “ cima 5522 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 ax-sep 5167 ax-nul 5174 ax-pr 5295 ax-un 7441 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-mo 2598 df-eu 2629 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-ral 3111 df-rex 3112 df-rab 3115 df-v 3443 df-dif 3884 df-un 3886 df-in 3888 df-ss 3898 df-nul 4244 df-if 4426 df-sn 4526 df-pr 4528 df-op 4532 df-uni 4801 df-br 5031 df-opab 5093 df-xp 5525 df-cnv 5527 df-dm 5529 df-rn 5530 df-res 5531 df-ima 5532 |
This theorem is referenced by: imaex 7603 ecexg 8276 fopwdom 8608 gsumvalx 17878 gsum2dlem1 19083 gsum2dlem2 19084 gsum2d 19085 xkococnlem 22264 qtopval 22300 ustuqtop4 22850 utopsnnei 22855 fmucnd 22898 metustel 23157 metustss 23158 metustfbas 23164 metuel2 23172 psmetutop 23174 restmetu 23177 cnheiborlem 23559 itg2gt0 24364 shsval 29095 nlfnval 29664 fnpreimac 30434 ffsrn 30491 pwrssmgc 30706 gsummpt2co 30733 gsummpt2d 30734 elrspunidl 31014 locfinreflem 31193 zarcmplem 31234 rhmpreimacnlem 31237 qqhval 31325 esum2d 31462 mbfmcnt 31636 sitgaddlemb 31716 eulerpartgbij 31740 eulerpartlemgs2 31748 orvcval 31825 coinfliprv 31850 ballotlemrval 31885 ballotlem7 31903 msrval 32898 mthmval 32935 dfrdg2 33153 tailval 33834 bj-clex 34400 bj-imdirco 34605 isbasisrelowl 34775 relowlpssretop 34781 lkrval 36384 isnacs3 39651 pw2f1ocnv 39978 pw2f1o2val 39980 lmhmlnmsplit 40031 frege98 40662 frege110 40674 frege133 40697 binomcxplemnotnn0 41060 imaexi 41852 tgqioo2 42184 sge0f1o 43021 smfco 43434 preimafvelsetpreimafv 43905 fundcmpsurinjlem2 43916 isomuspgrlem2a 44346 |
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