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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 6028 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
| 2 | rnexg 7844 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
| 3 | ssexg 5258 | . 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 5623 “ cima 5625 |
| 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 5368 ax-un 7680 |
| 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 5628 df-cnv 5630 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 |
| This theorem is referenced by: imaex 7856 imaexd 7858 ecexg 8638 fopwdom 9014 gsumvalx 18602 gsum2dlem1 19903 gsum2dlem2 19904 gsum2d 19905 xkococnlem 23602 qtopval 23638 ustuqtop4 24187 utopsnnei 24192 fmucnd 24234 metustel 24493 metustss 24494 metustfbas 24500 metuel2 24508 psmetutop 24510 restmetu 24513 cnheiborlem 24899 itg2gt0 25705 shsval 31372 nlfnval 31941 fnpreimac 32732 ffsrn 32790 pwrssmgc 33065 gsummpt2co 33114 gsummpt2d 33115 qusima 33473 elrspunidl 33493 ply1degltdimlem 33772 algextdeglem8 33874 locfinreflem 33990 zarcmplem 34031 rhmpreimacnlem 34034 qqhval 34122 esum2d 34243 mbfmcnt 34418 sitgaddlemb 34498 eulerpartgbij 34522 eulerpartlemgs2 34530 orvcval 34608 coinfliprv 34633 ballotlemrval 34668 ballotlem7 34686 msrval 35726 mthmval 35763 dfrdg2 35981 tailval 36561 bj-clexab 37269 bj-imdirco 37502 isbasisrelowl 37670 relowlpssretop 37676 lkrval 39525 hashscontpow 42553 imacrhmcl 42958 isnacs3 43141 pw2f1ocnv 43468 pw2f1o2val 43470 lmhmlnmsplit 43518 frege98 44391 frege110 44403 frege133 44426 binomcxplemnotnn0 44786 tgqioo2 45981 smfco 47234 preimafvelsetpreimafv 47822 fundcmpsurinjlem2 47833 |
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