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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 5940 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
2 | rnexg 7614 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
3 | ssexg 5227 | . 2 ⊢ (((𝐴 “ 𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴 “ 𝐵) ∈ V) | |
4 | 1, 2, 3 | sylancr 589 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3494 ⊆ wss 3936 ran crn 5556 “ cima 5558 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pr 5330 ax-un 7461 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-xp 5561 df-cnv 5563 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 |
This theorem is referenced by: imaex 7621 ecexg 8293 fopwdom 8625 gsumvalx 17886 gsum2dlem1 19090 gsum2dlem2 19091 gsum2d 19092 xkococnlem 22267 qtopval 22303 ustuqtop4 22853 utopsnnei 22858 fmucnd 22901 metustel 23160 metustss 23161 metustfbas 23167 metuel2 23175 psmetutop 23177 restmetu 23180 cnheiborlem 23558 itg2gt0 24361 shsval 29089 nlfnval 29658 fnpreimac 30416 ffsrn 30465 gsummpt2co 30686 gsummpt2d 30687 locfinreflem 31104 qqhval 31215 esum2d 31352 mbfmcnt 31526 sitgaddlemb 31606 eulerpartgbij 31630 eulerpartlemgs2 31638 orvcval 31715 coinfliprv 31740 ballotlemrval 31775 ballotlem7 31793 msrval 32785 mthmval 32822 dfrdg2 33040 tailval 33721 bj-clex 34279 isbasisrelowl 34642 relowlpssretop 34648 lkrval 36239 isnacs3 39327 pw2f1ocnv 39654 pw2f1o2val 39656 lmhmlnmsplit 39707 frege98 40327 frege110 40339 frege133 40362 binomcxplemnotnn0 40708 imaexi 41506 tgqioo2 41843 sge0f1o 42684 smfco 43097 preimafvelsetpreimafv 43568 fundcmpsurinjlem2 43579 isomuspgrlem2a 44013 |
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