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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 6075 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
| 2 | rnexg 7900 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
| 3 | ssexg 5291 | . 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 2143 Vcvv 3455 ⊆ wss 3906 ran crn 5664 “ cima 5666 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-sep 5258 ax-pr 5406 ax-un 7734 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-ral 3080 df-rex 3090 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4288 df-if 4489 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-br 5111 df-opab 5175 df-xp 5669 df-cnv 5671 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 |
| This theorem is referenced by: imaex 7912 imaexd 7914 ecexg 8699 fopwdom 9074 gsumvalx 18735 gsum2dlem1 20041 gsum2dlem2 20042 gsum2d 20043 xkococnlem 23797 qtopval 23833 ustuqtop4 24382 utopsnnei 24387 fmucnd 24429 metustel 24688 metustss 24689 metustfbas 24695 metuel2 24703 psmetutop 24705 restmetu 24708 cnheiborlem 25094 itg2gt0 25900 shsval 31645 nlfnval 32214 fnpreimac 32996 ffsrn 33054 pwrssmgc 33301 gsummpt2co 33349 gsummpt2d 33350 qusima 33698 elrspunidl 33717 ply1degltdimlem 33993 algextdeglem8 34095 locfinreflem 34211 zarcmplem 34252 rhmpreimacnlem 34255 qqhval 34343 esum2d 34464 mbfmcnt 34639 sitgaddlemb 34719 eulerpartgbij 34743 eulerpartlemgs2 34751 orvcval 34829 coinfliprv 34854 ballotlemrval 34889 ballotlem7 34907 msrval 36011 mthmval 36048 dfrdg2 36266 tailval 36865 bj-clexab 37581 bj-imdirco 37815 isbasisrelowl 37985 relowlpssretop 37991 lkrval 39843 hashscontpow 42870 imacrhmcl 43269 isnacs3 43424 pw2f1ocnv 43747 pw2f1o2val 43749 lmhmlnmsplit 43797 frege98 44670 frege110 44682 frege133 44705 binomcxplemnotnn0 45049 tgqioo2 46246 smfco 47499 preimafvelsetpreimafv 48120 fundcmpsurinjlem2 48131 |
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