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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 5942 | . 2 ⊢ (𝐴 “ 𝐵) ⊆ ran 𝐴 | |
2 | rnexg 7616 | . 2 ⊢ (𝐴 ∈ 𝑉 → ran 𝐴 ∈ V) | |
3 | ssexg 5229 | . 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 3496 ⊆ wss 3938 ran crn 5558 “ cima 5560 |
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 2795 ax-sep 5205 ax-nul 5212 ax-pr 5332 ax-un 7463 |
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 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-ral 3145 df-rex 3146 df-rab 3149 df-v 3498 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-nul 4294 df-if 4470 df-sn 4570 df-pr 4572 df-op 4576 df-uni 4841 df-br 5069 df-opab 5131 df-xp 5563 df-cnv 5565 df-dm 5567 df-rn 5568 df-res 5569 df-ima 5570 |
This theorem is referenced by: imaex 7623 ecexg 8295 fopwdom 8627 gsumvalx 17888 gsum2dlem1 19092 gsum2dlem2 19093 gsum2d 19094 xkococnlem 22269 qtopval 22305 ustuqtop4 22855 utopsnnei 22860 fmucnd 22903 metustel 23162 metustss 23163 metustfbas 23169 metuel2 23177 psmetutop 23179 restmetu 23182 cnheiborlem 23560 itg2gt0 24363 shsval 29091 nlfnval 29660 fnpreimac 30418 ffsrn 30467 gsummpt2co 30688 gsummpt2d 30689 locfinreflem 31106 qqhval 31217 esum2d 31354 mbfmcnt 31528 sitgaddlemb 31608 eulerpartgbij 31632 eulerpartlemgs2 31640 orvcval 31717 coinfliprv 31742 ballotlemrval 31777 ballotlem7 31795 msrval 32787 mthmval 32824 dfrdg2 33042 tailval 33723 bj-clex 34278 isbasisrelowl 34641 relowlpssretop 34647 lkrval 36226 isnacs3 39314 pw2f1ocnv 39641 pw2f1o2val 39643 lmhmlnmsplit 39694 frege98 40314 frege110 40326 frege133 40349 binomcxplemnotnn0 40695 imaexi 41493 tgqioo2 41830 sge0f1o 42671 smfco 43084 preimafvelsetpreimafv 43555 fundcmpsurinjlem2 43566 isomuspgrlem2a 44000 |
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