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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 6063 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
| 2 | rnexg 7887 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
| 3 | ssexg 5283 | . 2 ⊢ (((𝐴 “ 𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴 “ 𝐵) ∈ V) | |
| 4 | 1, 2, 3 | sylancr 598 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2145 Vcvv 3457 ⊆ wss 3907 ran crn 5652 “ cima 5654 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-sep 5250 ax-pr 5394 ax-un 7722 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-ral 3080 df-rex 3090 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-br 5105 df-opab 5167 df-xp 5657 df-cnv 5659 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 |
| This theorem is referenced by: imaex 7899 imaexd 7901 ecexg 8686 fopwdom 9061 gsumvalx 18722 gsum2dlem1 20028 gsum2dlem2 20029 gsum2d 20030 xkococnlem 23773 qtopval 23809 ustuqtop4 24358 utopsnnei 24363 fmucnd 24405 metustel 24664 metustss 24665 metustfbas 24671 metuel2 24679 psmetutop 24681 restmetu 24684 cnheiborlem 25070 itg2gt0 25876 shsval 31569 nlfnval 32138 fnpreimac 32923 ffsrn 32981 pwrssmgc 33228 gsummpt2co 33276 gsummpt2d 33277 qusima 33628 elrspunidl 33647 ply1degltdimlem 33924 algextdeglem8 34026 locfinreflem 34142 zarcmplem 34183 rhmpreimacnlem 34186 qqhval 34274 esum2d 34395 mbfmcnt 34570 sitgaddlemb 34650 eulerpartgbij 34674 eulerpartlemgs2 34682 orvcval 34760 coinfliprv 34785 ballotlemrval 34820 ballotlem7 34838 msrval 35896 mthmval 35933 dfrdg2 36151 tailval 36741 bj-clexab 37456 bj-imdirco 37689 isbasisrelowl 37859 relowlpssretop 37865 lkrval 39719 hashscontpow 42746 imacrhmcl 43143 isnacs3 43298 pw2f1ocnv 43621 pw2f1o2val 43623 lmhmlnmsplit 43671 frege98 44544 frege110 44556 frege133 44579 binomcxplemnotnn0 44925 tgqioo2 46122 smfco 47375 preimafvelsetpreimafv 47993 fundcmpsurinjlem2 48004 |
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