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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 5396 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
2 | rnexg 6990 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
3 | ssexg 4732 | . 2 ⊢ (((𝐴 “ 𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴 “ 𝐵) ∈ V) | |
4 | 1, 2, 3 | sylancr 694 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 1977 Vcvv 3173 ⊆ wss 3540 ran crn 5039 “ cima 5041 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-sep 4709 ax-nul 4717 ax-pr 4833 ax-un 6847 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ral 2901 df-rex 2902 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-uni 4373 df-br 4584 df-opab 4644 df-xp 5044 df-cnv 5046 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 |
This theorem is referenced by: imaex 6996 ecexg 7633 fopwdom 7953 gsumvalx 17093 gsum2dlem1 18192 gsum2dlem2 18193 gsum2d 18194 xkococnlem 21272 qtopval 21308 ustuqtop4 21858 utopsnnei 21863 fmucnd 21906 metustel 22165 metustss 22166 metustfbas 22172 metuel2 22180 psmetutop 22182 restmetu 22185 cnheiborlem 22561 itg2gt0 23333 shsval 27555 nlfnval 28124 ffsrn 28892 gsummpt2co 29111 gsummpt2d 29112 locfinreflem 29235 qqhval 29346 esum2d 29482 mbfmcnt 29657 sitgaddlemb 29737 eulerpartgbij 29761 eulerpartlemgs2 29769 orvcval 29846 coinfliprv 29871 ballotlemrval 29906 ballotlem7 29924 msrval 30689 mthmval 30726 dfrdg2 30945 brapply 31215 dfrdg4 31228 tailval 31538 bj-clex 32145 isbasisrelowl 32382 relowlpssretop 32388 ptrest 32578 lkrval 33393 isnacs3 36291 pw2f1ocnv 36622 pw2f1o2val 36624 lmhmlnmsplit 36675 intima0 36958 elintima 36964 brtrclfv2 37038 frege98 37275 frege110 37287 frege133 37310 binomcxplemnotnn0 37577 imaexi 38410 tgqioo2 38621 sge0f1o 39275 smfco 39687 |
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