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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 6030 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
| 2 | rnexg 7846 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
| 3 | ssexg 5260 | . 2 ⊢ (((𝐴 “ 𝐵) ⊆ ran 𝐴 ∧ ran 𝐴 ∈ V) → (𝐴 “ 𝐵) ∈ V) | |
| 4 | 1, 2, 3 | sylancr 588 | 1 ⊢ (𝐴 ∈ 𝑉 → (𝐴 “ 𝐵) ∈ V) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Vcvv 3430 ⊆ wss 3890 ran crn 5625 “ cima 5627 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5231 ax-pr 5370 ax-un 7682 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ral 3053 df-rex 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-xp 5630 df-cnv 5632 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 |
| This theorem is referenced by: imaex 7858 imaexd 7860 ecexg 8640 fopwdom 9016 gsumvalx 18635 gsum2dlem1 19936 gsum2dlem2 19937 gsum2d 19938 xkococnlem 23634 qtopval 23670 ustuqtop4 24219 utopsnnei 24224 fmucnd 24266 metustel 24525 metustss 24526 metustfbas 24532 metuel2 24540 psmetutop 24542 restmetu 24545 cnheiborlem 24931 itg2gt0 25737 shsval 31398 nlfnval 31967 fnpreimac 32758 ffsrn 32816 pwrssmgc 33075 gsummpt2co 33124 gsummpt2d 33125 qusima 33483 elrspunidl 33503 ply1degltdimlem 33782 algextdeglem8 33884 locfinreflem 34000 zarcmplem 34041 rhmpreimacnlem 34044 qqhval 34132 esum2d 34253 mbfmcnt 34428 sitgaddlemb 34508 eulerpartgbij 34532 eulerpartlemgs2 34540 orvcval 34618 coinfliprv 34643 ballotlemrval 34678 ballotlem7 34696 msrval 35736 mthmval 35773 dfrdg2 35991 tailval 36571 bj-clexab 37287 bj-imdirco 37520 isbasisrelowl 37688 relowlpssretop 37694 lkrval 39548 hashscontpow 42575 imacrhmcl 42973 isnacs3 43156 pw2f1ocnv 43483 pw2f1o2val 43485 lmhmlnmsplit 43533 frege98 44406 frege110 44418 frege133 44441 binomcxplemnotnn0 44801 tgqioo2 45995 smfco 47248 preimafvelsetpreimafv 47860 fundcmpsurinjlem2 47871 |
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